--- title: "ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt" description: "ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt — Double-End & Tap-End Studs. Material: Stainless Steel, Grade: B8. MOQ 1 ton, US$2,160 – 2,640." url: https://engineeringhardware.com/product/astm-a193-ans-b7-b7m-ful-thread-double-end-stud-bolt/ source: Engineering Hardware & Fasteners --- # ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt [![ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt](https://img.engineeringhardware.com/ASTM-A193-Ans-B7-B7m-Ful-Thread-Double-End-Stud-Bolt.webp)](https://img.engineeringhardware.com/ASTM-A193-Ans-B7-B7m-Ful-Thread-Double-End-Stud-Bolt.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Rods & Studs › Double-End & Tap-End Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/double-end-tap-end-studs/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/astm-a193-ans-b7-b7m-ful-thread-double-end-stud-bolt.md) Model no. **ASTM A193** | **US$2,640**1–4 tons | **US$2,160**5+ tons | | --- | --- | MOQ 1 ton · Final price confirmed in your quote - **Material:** Stainless Steel - **Surface Finishing:** Zinc Plated - **Grade:** B8 - **Customized:** Customized - **Package Size:** 28.00cm * 25.00cm * 13.50cm - **Standard:** DIN975 / DIN976,ANSI/ASME B18.31.2 - **Diameter:** 1/4"-5",M6-M125 - **Length:** ≤9m or 30feet Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20ASTM%20A193%20Ans%20B7%20B7m%20Ful%20Thread%20Double%20End%20Stud%20Bolt%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fastm-a193-ans-b7-b7m-ful-thread-double-end-stud-bolt%2F) Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order. ## Specifications | Customization | Available | | --- | --- | | Material | Stainless Steel | | Surface Finishing | Zinc Plated | | Model NO. | ASTM A193 | | Grade | B8 | | Certification | ISO | | Customized | Customized | | MOQ | 1000PCS | | Application | General Industry | | Delivery Time | 25 Days | | Durability | Enhanced | | Sample | Free | | Transport Package | 25kg/Carton+Pallet or Customization | | Specification | 1/2 - 4 or customization | | Origin | Ningbo, Zhejiang, China | | HS Code | 7318190000 | | Production Capacity | 2500 Tons/Month | | Package Size | 28.00cm * 25.00cm * 13.50cm | | Package Gross Weight | 22.000kg | | Standard | DIN975 / DIN976,ANSI/ASME B18.31.2 | | Diameter | 1/4"-5",M6-M125 | | Length | ≤9m or 30feet | | Thread | UNC,UNF,UNS,UNR | | Finish | Plain, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, PTFE,Zinc Nickel,Geomet,Dacromet,Zinteck,Magni,etc | | Our main products are fasteners | bolts, screws, rods, nuts, washers, anchors and rivets. | | Keyword | china supplies,OEM/ODM,Manufacturer,screw,bolt,hardware.bolt and nut,fastener,carbon steel,fange nut.hexagonal nut.stainless steel nut,zlfastener,sinofastener | | Category | [Double-End & Tap-End Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/double-end-tap-end-studs/) | ## Technical parameters | Name | Threaded Rods / Stud Bolts | | --- | --- | | Standard: | DIN975 / DIN976,ANSI/ASME B18.31.2 | | Diameter: | 1/4"-5",M6-M125 | | Length: | ≤9m or 30feet | | Material: | Carbon Steel, Alloy Steel, Stainless Steel, Brass | | Grade: | Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 Grade 2, 5, 8 ASTM A193 / ASTM A193M Grade B7, B7M, (AISI 4140, AISI 4142, AISI 4145, AISI 4140H, AISI 4142H, AISI 4145H) ASTM A193 / ASTM A193M Grade B16 ASTM A320 / ASTM A320M Grade L7,L7M,L43 ASTM A193 /A193M, ASTM A320 /A320M Grade B8, B8A (AISI 304, AISI 304L, AISI 304H) ASTM A193 /A193M, ASTM A320 /A320M Grade B8M, B8MA, B8M2, B8M3 (AISI 316, AISI 316L, A | | Thread: | UNC,UNF,UNS,UNR | | Finish: | Plain, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, PTFE,Zinc Nickel,Geomet,Dacromet,Zinteck,Magni,etc | | Standard: | DIN, ANSI/ASME, JIS, ISO, etc | ## Description ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt is part of our double-end & tap-end studs range (Threaded Rods & Studs). ### Key details - **Standard:** DIN975 / DIN976,ANSI/ASME B18.31.2 - **Material:** Stainless Steel - **Grade:** B8 - **Diameter:** 1/4"-5",M6-M125 - **Thread:** UNC,UNF,UNS,UNR - **Length:** ≤9m or 30feet - **Application:** General Industry - **Certification:** ISO Available configurations include material, surface finishing, grade, customized and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1 ton at US$2,160 – 2,640 per ton. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you. ## Frequently asked questions ### What is the minimum order quantity (MOQ) for ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt? The listed minimum order is 1 ton, at US$2,160 – 2,640 per ton. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### How does the price change with quantity? Volume pricing: US$2,640 for 1–4 tons; US$2,160 for 5+ tons. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of ASTM A193 Ans B7 B7m Ful Thread Double End Stud Bolt? Standard: DIN975 / DIN976,ANSI/ASME B18.31.2; Material: Stainless Steel; Grade: B8; Diameter: 1/4"-5",M6-M125; Thread: UNC,UNF,UNS,UNR; Length: ≤9m or 30feet. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, surface finishing, grade, customized and package size. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing. ### What is the lead time and how is it shipped? Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment. ### Which other double-end & tap-end studs are available? The Double-End & Tap-End Studs category lists 3,053 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-rods-studs/double-end-tap-end-studs/](https://engineeringhardware.com/fastener-products/threaded-rods-studs/double-end-tap-end-studs/) How we work ## Specified, checked and shipped by Engineering Hardware & Fasteners Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing. - DIN, ISO, ASTM, ANSI, JIS and GB standard parts - Non-standard parts made to your drawing - Dimensions, thread gauges and plating checked before packing - Export cartons and pallets, consolidated mixed orders - Samples available for approval before mass production [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Double-End & Tap-End Studs →](https://engineeringhardware.com/fastener-products/threaded-rods-studs/double-end-tap-end-studs/) [![High Grade Standard Stud Bolt Nut and Bolt Wheel Bolt for Truck Wheel](https://img.engineeringhardware.com/High-Grade-Standard-Stud-Bolt-Nut-and-Bolt-Wheel-Bolt-for-Truck-Wheel.webp)](https://engineeringhardware.com/product/high-grade-standard-stud-bolt-nut-and-bolt-wheel-bolt-for-truck-wheel/) Double-End & Tap-End Studs ### [High Grade Standard Stud Bolt Nut and Bolt Wheel Bolt for Truck Wheel](https://engineeringhardware.com/product/high-grade-standard-stud-bolt-nut-and-bolt-wheel-bolt-for-truck-wheel/) Carbon Steel · 4.8, 8.8,10.9,12.9, A2-50,A2-70,A4-50,A4-7 **US$0.006 – 0.20**MOQ 1,000 pieces [![DIN975 Stainless Steel 304 316 B7 Full Thread Stud Bolt All Threaded Rods](https://img.engineeringhardware.com/DIN975-Stainless-Steel-304-316-B7-Full-Thread-Stud-Bolt-All-Threaded-Rods.webp)](https://engineeringhardware.com/product/din975-stainless-steel-304-316-b7-full-thread-stud-bolt-all-threaded-rods/) Double-End & Tap-End Studs ### [DIN975 Stainless Steel 304 316 B7 Full Thread Stud Bolt All Threaded Rods](https://engineeringhardware.com/product/din975-stainless-steel-304-316-b7-full-thread-stud-bolt-all-threaded-rods/) Round Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.18 – 0.22**MOQ 5,000 pieces [![Double End Threads with Grade of Smo254 S31254 Stud Bolt](https://img.engineeringhardware.com/Double-End-Threads-with-Grade-of-Smo254-S31254-Stud-Bolt.webp)](https://engineeringhardware.com/product/double-end-threads-with-grade-of-smo254-s31254-stud-bolt/) Double-End & Tap-End Studs ### [Double End Threads with Grade of Smo254 S31254 Stud Bolt](https://engineeringhardware.com/product/double-end-threads-with-grade-of-smo254-s31254-stud-bolt/) Stud · M160X60/30X/30 **US$1.80 – 2.40**MOQ 10 pieces [![Steel Clamping Type Metric Manifold Connecting Rod Stud Bolts DIN 938](https://img.engineeringhardware.com/Steel-Clamping-Type-Metric-Manifold-Connecting-Rod-Stud-Bolts-DIN-938.webp)](https://engineeringhardware.com/product/steel-clamping-type-metric-manifold-connecting-rod-stud-bolts-din-938/) Double-End & Tap-End Studs ### [Steel Clamping Type Metric Manifold Connecting Rod Stud Bolts DIN 938](https://engineeringhardware.com/product/steel-clamping-type-metric-manifold-connecting-rod-stud-bolts-din-938/) Round Head · DIN, ANSI, GB, JIS, DIN, ANSI, GB, JIS, GOST, Bsw **US$0.0864 – 0.11**MOQ 500 pieces [![ASTM A193-B7 Stud Bolt with A194 2h Heavy Hex Nut](https://img.engineeringhardware.com/ASTM-A193-B7-Stud-Bolt-with-A194-2h-Heavy-Hex-Nut.webp)](https://engineeringhardware.com/product/astm-a193-b7-stud-bolt-with-a194-2h-heavy-hex-nut-2/) Double-End & Tap-End Studs ### [ASTM A193-B7 Stud Bolt with A194 2h Heavy Hex Nut](https://engineeringhardware.com/product/astm-a193-b7-stud-bolt-with-a194-2h-heavy-hex-nut-2/) Round Head · DIN, GB, ANSI, BSW, JIS, GOST **US$0.012**MOQ 100 pieces [![Steel Full-Tooth Double-Ended Studs and Nuts with 100mm Threaded Flat Metal Fasteners](https://img.engineeringhardware.com/Steel-Full-Tooth-Double-Ended-Studs-and-Nuts-with-100mm-Threaded-Flat-Metal-Fasteners.webp)](https://engineeringhardware.com/product/steel-full-tooth-double-ended-studs-and-nuts-with-100mm-threaded-flat-metal-fasteners/) Double-End & Tap-End Studs ### [Steel Full-Tooth Double-Ended Studs and Nuts with 100mm Threaded Flat Metal Fasteners](https://engineeringhardware.com/product/steel-full-tooth-double-ended-studs-and-nuts-with-100mm-threaded-flat-metal-fasteners/) Alloy · Polishing **US$120.00 – 3,816**MOQ 1 piece [![Fastener AISI Alloy 625 Alloy 686 Stud Bolt Full Thread Alloy Steel Uns N06625 En2.4856 JIS QA 625](https://img.engineeringhardware.com/Fastener-AISI-Alloy-625-Alloy-686-Stud-Bolt-Full-Thread-Alloy-Steel-Uns-N06625-En2-4856-JIS-QA-625.webp)](https://engineeringhardware.com/product/fastener-aisi-alloy-625-alloy-686-stud-bolt-full-thread-alloy-steel-uns-n06625-en2/) Double-End & Tap-End Studs ### [Fastener AISI Alloy 625 Alloy 686 Stud Bolt Full Thread Alloy Steel Uns N06625 En2.4856 JIS QA 625](https://engineeringhardware.com/product/fastener-aisi-alloy-625-alloy-686-stud-bolt-full-thread-alloy-steel-uns-n06625-en2/) ASTM ASME ANSI Uns JIS DIN · Stainless Steel **US$660.00 – 840.00**MOQ 1 ton [![China Supplier Galvanized Rod Stud Bolt H. D. G 1/2 3/4 7/8](https://img.engineeringhardware.com/China-Supplier-Galvanized-Rod-Stud-Bolt-H-D-G-1-2-3-4-7-8.webp)](https://engineeringhardware.com/product/china-supplier-galvanized-rod-stud-bolt-h-d-g-1-2-3-4-7-8/) Double-End & Tap-End Studs ### [China Supplier Galvanized Rod Stud Bolt H. D. G 1/2 3/4 7/8](https://engineeringhardware.com/product/china-supplier-galvanized-rod-stud-bolt-h-d-g-1-2-3-4-7-8/) ANSI/ASME B 18.31.2,DIN975/DIN976, · Alloy Steel **US$1,200 – 1,320**MOQ 1 ton **US$2,160 – 2,640**MOQ 1 tonGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20ASTM%20A193%20Ans%20B7%20B7m%20Ful%20Thread%20Double%20End%20Stud%20Bolt%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fastm-a193-ans-b7-b7m-ful-thread-double-end-stud-bolt%2F)