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Sanitary Pipe Fitting Unions Round Nut

Updated 2026-11-04 · Markdown version

Model no. DIN981

US$0.72 – 1.44 / kilogram

MOQ 1 kilogram · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Round
Standard: DIN, GB
Grade: 4/6/8/10
Thread: Coarse/ Fine
SIZE: M1-M160
SIZE: 1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"
FINISH: PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,

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
Type	Round Head
Model NO.	DIN981
Connection	Common Bolt
Head Style	Round
Standard	DIN, GB
Grade	4/6/8/10
Thread	Coarse/ Fine
Transport Package	We Can Follow Customer's Request
Specification	We Can Follow Customer's Request
Origin	Handan City
HS Code	731816
Production Capacity	50000000
ITEM NAME	Sanitary Pipe Fitting Unions Round Nut
SIZE	M1-M160
SIZE	1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"
FINISH	PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,
Core Products	- Nuts and bolts of various specifications
Our products adhere to international standards, including	- DIN(German Standard)
PACKAGE	25kgs Box with Pallet, 25kgs woven bags, 25 kgs Gunny bags , or we can follow customer's request
Category	Hex & Other Standard Nuts

Technical parameters

ITEM NAME:	Sanitary Pipe Fitting Unions Round Nut
MATERIAL:	Carbon steel SAE1008 / C1010 / C1020 / 10B21 / 20MnTib / 40Cr / 35Croma / Q355 etc.
STANDARD:	GB / DIN / ASME/ANSI / BSW
GRADE:	Gr4 / Gr6 / Gr8 / Gr10 / Gr12 / Class2 / Class5 / Class8 / 2H Heavy Nut
SIZE :	M1-M160
SIZE:	1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"
FINISH :	PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,

Description

Sanitary Pipe Fitting Unions Round Nut is part of our hex & other standard nuts range (Nuts).

Key details

Type: Round Head
Standard: DIN, GB
Material: Stainless Steel
Grade: 4/6/8/10
SIZE: M1-M160
Thread: Coarse/ Fine
Head Style: Round
FINISH: PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,

Available configurations include material, head style, standard, grade and thread. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 kilogram at US$0.72 – 1.44 per kilogram. 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 Sanitary Pipe Fitting Unions Round Nut?

The listed minimum order is 1 kilogram, at US$0.72 – 1.44 per kilogram. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of Sanitary Pipe Fitting Unions Round Nut?

Type: Round Head; Standard: DIN, GB; Material: Stainless Steel; Grade: 4/6/8/10; SIZE: M1-M160; Thread: Coarse/ Fine. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, head style, standard, grade and thread. 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 hex & other standard nuts are available?

The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/

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

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.72 – 1.44MOQ 1 kilogramGet a quote WA