Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

Custom-Threaded Valve Cover Screws – Ensuring Secure Attachment & Vibration Resistance

Updated 2026-11-04 · Markdown version

Model no. Valve Chamber Cover Screw

US$0.012 / piece

MOQ 100,000 pieces · Final price confirmed in your quote

Material: 20mntib,35vb
Head Style: Round
Standard: GB
Grade: 10.9
Package Size: 28.00cm * 25.00cm * 13.50cm

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	20mntib,35vb
Type	Round Head
Model NO.	Valve Chamber Cover Screw
Groove	Hexagon
Connection	Common Bolt
Head Style	Round
Standard	GB
Grade	10.9
Certification	ISO9001
Delivery Time	25days
MOQ	800kgs
Sample	Free
Durability	Enhanced
Transport Package	25kg/Carton+Pallet
Specification	M16-M30
Origin	Ningbo, Zhejiang
HS Code	7318151001
Production Capacity	2500 Tons/Month
Package Size	28.00cm * 25.00cm * 13.50cm
Package Gross Weight	22.000kg
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	Other Machine & Custom Screws

Technical parameters

Weight	2.01 lbs
Dimensions	6 × 6 × 6 in
Condition	New

Description

Custom-Threaded Valve Cover Screws – Ensuring Secure Attachment & Vibration Resistance is part of our other machine & custom screws range (Screws).

Key details

Type: Round Head
Standard: GB
Material: 20mntib,35vb
Grade: 10.9
Head Style: Round
Groove: Hexagon
Connection: Common Bolt
Certification: ISO9001

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 100,000 pieces at US$0.012 per piece. 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 Custom-Threaded Valve Cover Screws – Ensuring Secure Attachment & Vibration Resistance?

The listed minimum order is 100,000 pieces, at US$0.012 per piece. 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 Custom-Threaded Valve Cover Screws – Ensuring Secure Attachment & Vibration Resistance?

Type: Round Head; Standard: GB; Material: 20mntib,35vb; Grade: 10.9; Head Style: Round; Groove: Hexagon. 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 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 other machine & custom screws are available?

The Other Machine & Custom Screws category lists 14,058 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/screws/other-machine-custom-screws/

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$0.012MOQ 100,000 piecesGet a quote WA