We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
APPROVED VENDOR Metal Pipe Flange: 3/4 in, Carbon Steel, Lap Joint Flange - Lap Joint Steel Pipe Flanges
APPROVED VENDORLap Joint Steel Pipe Flanges

APPROVED VENDOR Metal Pipe Flange: 3/4 in, Carbon Steel, Lap Joint Flange

The APPROVED VENDOR Metal Pipe Flange (SKU 30WJ21) is a 3/4 in carbon steel lap joint flange, Class 300, with a maximum operating pressure of 740 psi. This component is part of our broader industrial supply across 14…

SKU 3G-OTH-479302

Brand
APPROVED VENDOR
Item
Metal Pipe Flange: 3/4 in, Carbon Steel, Lap Joint Flange
Category
Lap Joint Steel Pipe Flanges
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
351-003-000
Type
Carbon Steel, Lap Joint Flange, Class 300
Maximum Operating Pressure
740 psi
(DO NOT SEND) Manufacturer Location
Globally Sourced
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The APPROVED VENDOR Metal Pipe Flange (SKU 30WJ21) is a 3/4 in carbon steel lap joint flange, Class 300, with a maximum operating pressure of 740 psi. This component is part of our broader industrial supply across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is an APPROVED VENDOR lap joint flange used for?

This 3/4 in carbon steel lap joint flange, Class 300, is used in piping systems where frequent disassembly is needed, such as in steam, water, or oil lines. It allows easy alignment of bolt holes and is common in industrial plants, refineries, and process equipment across 14 departments we supply.

What are the specifications of the APPROVED VENDOR 351-003-000 flange?

The APPROVED VENDOR 351-003-000 is a 3/4 in carbon steel lap joint flange, Class 300, with a maximum operating pressure of 740 psi. It is designed for high-pressure applications and is part of our broader industrial supply, including specialist depth in combustion, pumps and controls alongside brands like Schneider and ABB.

Where to buy APPROVED VENDOR pipe flanges worldwide?

3G Electric supplies the APPROVED VENDOR 351-003-000 lap joint flange to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver this flange along with components from brands like Siemens, SKF, and Festo.

How to install a lap joint flange correctly?

To install a lap joint flange, slide the flange over the pipe stub end, align bolt holes with the mating flange, and tighten bolts evenly in a star pattern to the torque specified for Class 300. Ensure the gasket is centered and the flange faces are clean. Always follow manufacturer guidelines for pressure ratings.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

3G Electric supplies APPROVED VENDOR lap joint steel pipe flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from APPROVED VENDOR

View all APPROVED VENDOR parts →
APPROVED VENDOR Metal Pipe Flange: 3 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-030-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 3 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-030-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 4 in, Steel, Lap Joint Flange, Class 300 (MPN BULK-PF-541). Key specifications — Maximum Operating Pressure: 725 psi @ 72 °F; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 4 in, Steel, Lap Joint Flange, Class 300 (MPN BULK-PF-541). Key specifications — Maximum Operating Pressure: 725 psi @ 72 °F; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 14 in, Carbon Steel, Raised Flange, Class 150 (MPN FL1RLJ14). Key specifications — Maximum Operating Pressure: 150 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 14 in, Carbon Steel, Raised Flange, Class 150 (MPN FL1RLJ14). Key specifications — Maximum Operating Pressure: 150 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 1 1/2 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-012-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 1 1/2 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-012-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 16 in, Carbon Steel, Raised Flange, Class 150 (MPN FL1RLJ16). Key specifications — Maximum Operating Pressure: 150 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 16 in, Carbon Steel, Raised Flange, Class 150 (MPN FL1RLJ16). Key specifications — Maximum Operating Pressure: 150 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 3 1/2 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-032-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 3 1/2 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-032-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 6 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-060-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 6 in, Carbon Steel, Lap Joint Flange, Class 150 (MPN 151-060-000). Key specifications — Maximum Operating Pressure: 285 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR Metal Pipe Flange: 6 in, Carbon Steel, Lap Joint Flange, Class 300 (MPN 351-060-000). Key specifications — Maximum Operating Pressure: 740 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.
APPROVED VENDOR
APPROVED VENDOR Metal Pipe Flange: 6 in, Carbon Steel, Lap Joint Flange, Class 300 (MPN 351-060-000). Key specifications — Maximum Operating Pressure: 740 psi; Brand: APPROVED VENDOR; (DO NOT SEND) Manufacturer Location: Globally Sourced.