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Standard Flange Bolt: Std, Stainless Steel, Grade 18-8, Plain, 1 1/4 in lg - 18-8 Stainless Steel Standard Flange Bolts
STANDARD18-8 Stainless Steel Standard Flange Bolts

Standard Flange Bolt: Std, Stainless Steel, Grade 18-8, Plain, 1 1/4 in lg

The Standard Flange Bolt: Std is an 18-8 stainless steel flange bolt, plain finish, 1 1/4 in long and fully threaded, supplied in a small pack of 100. It meets IFI-111 dimensional standards and ASTM 193 material…

SKU 3G-OTH-686033

Also listed as: 31SFH25C125 · 31 SFH 25C 125

Brand
STANDARD
Item
Flange Bolt: Std, Stainless Steel, Grade 18-8, Plain, 1 1/4 in lg
Category
18-8 Stainless Steel Standard Flange Bolts
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

STANDARD
Manufacturer Part Number
31-SFH-25C-125
Type
Flange Bolts
Pack Size
Small Pack
Dimensional Standards
IFI-111
Material Quality Standards
ASTM 193

Technical Documents

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STANDARD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Standard Flange Bolt: Std is an 18-8 stainless steel flange bolt, plain finish, 1 1/4 in long and fully threaded, supplied in a small pack of 100. It meets IFI-111 dimensional standards and ASTM 193 material quality standards, with manufacturer part number 31-SFH-25C-125.

Frequently Asked Questions

What is a Standard Flange Bolt used for?

A Standard Flange Bolt is used to fasten flanged connections in piping, valve, and pump assemblies. Its integrated flange distributes clamping load without a separate washer, making it ideal for industrial applications requiring leak-resistant joints in stainless steel systems.

What are the specifications of the Standard Flange Bolt 31-SFH-25C-125?

This Standard Flange Bolt is 18-8 stainless steel, grade 18-8, plain finish, 1 1/4 in long, fully threaded, and supplied in a 100-piece pack. It meets IFI-111 dimensional standards and ASTM 193 material quality standards, with manufacturer part number 31-SFH-25C-125.

Where to buy Standard Flange Bolts worldwide?

3G Electric supplies Standard Flange Bolts worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine fasteners like this 18-8 stainless steel flange bolt and deliver to your site, regardless of location.

How to select the right Standard Flange Bolt for my application?

Select a Standard Flange Bolt based on material compatibility, length, thread type, and pressure rating. For stainless steel systems, 18-8 grade offers corrosion resistance. Ensure dimensional standards like IFI-111 and material specs such as ASTM 193 match your flange requirements.

STANDARD Products

3G Electric supplies STANDARD 18-8 stainless steel standard flange bolts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
ARMSTRONG Flange Hardware Kits: 810120-351K, Steel
ARMSTRONG
ARMSTRONG Flange Hardware Kits: 810120-351K, Steel
Metal Pipe Flange: Flat, 11 in Flange Outside Dia, Class 125, 8 Bolt Holes (MPN BULK-PF-854)
USA INDUSTRIALS
Metal Pipe Flange: Flat, 11 in Flange Outside Dia, Class 125, 8 Bolt Holes (MPN BULK-PF-854)
APPROVED VENDOR Metal Pipe Flange: 2 in, Socket, Carbon Steel, Flat Flange, Class 150 (MPN FL1FSW2)
APPROVED VENDOR Metal Pipe Flange: 2 in, Socket, Carbon Steel, Flat Flange, Class 150 (MPN FL1FSW2)
Metal Pipe Flange: Flat, 13 1/2 in Flange Outside Dia, Class 125, 8 Bolt Holes (MPN BULK-PF-863)
USA INDUSTRIALS
Metal Pipe Flange: Flat, 13 1/2 in Flange Outside Dia, Class 125, 8 Bolt Holes (MPN BULK-PF-863)
APPROVED VENDOR Metal Pipe Flange: 8 in, Female NPT Threaded, Carbon Steel, Raised Flange, Class 150 (MPN FL1RT8X5)
APPROVED VENDOR Metal Pipe Flange: 8 in, Female NPT Threaded, Carbon Steel, Raised Flange, Class 150 (MPN FL1RT8X5)
APPROVED VENDOR Metal Pipe Flange: 3 in, Socket, Carbon Steel, Flat Flange, Class 150 (MPN FL1FSW3)
APPROVED VENDOR Metal Pipe Flange: 3 in, Socket, Carbon Steel, Flat Flange, Class 150 (MPN FL1FSW3)

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Standard Flange Bolt: Std, Stainless Steel, Grade 18-8, Plain, 1 in lg, Fully Threaded, Inch, 10 PK (MPN 31-SFH-50C-100)
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Standard Flange Bolt: Std, Stainless Steel, Grade 18-8, Plain, 1 in lg, Fully Threaded, Inch, 50 PK (MPN 31-SFH-31C-100)