Sourced from Cangzhou, China

Pipe Fittings, Flanges & Seamless Pipe for Oil & Gas

Carbon, low-temperature, stainless, duplex and nickel alloys — ASTM/ASME, full EN 10204 3.1 MTC documentation. Serving UAE, Qatar & Kazakhstan with competitive pricing and flexible MOQ.

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Download Product Catalog (PDF) ↓

½″–48″

Size Range

MTC

Full Documentation

Focus Markets

ISO

Certified Partner

Our Products

Core Piping Products

Sourced from partner factories in Cangzhou — one of China's leading production hubs for piping components. Every shipment with full Mill Test Certificate documentation.

Butt-Weld Elbows

Hot-formed 90°, 45°, and 180° elbows in long-radius (LR) and short-radius (SR) for oil & gas pipeline systems.

StandardASTM A234 WPB / ASME B16.9

Sizes½″ – 48″ NPS

ScheduleSCH 10 – SCH 160 / XXS

Types90° · 45° · 180° · LR/SR

Equal & Reducing Tees

Butt-weld tees for branch connections — equal-outlet for same-size lines, reducing for tapping into a larger run.

StandardASTM A234 WPB / ASME B16.9

Sizes½″ – 48″ NPS

ScheduleSCH 10 – SCH 160 / XXS

TypesEqual · Reducing

Concentric & Eccentric Reducers

Smooth diameter transitions between two pipe sizes — concentric for centered flow, eccentric for level pipe runs.

StandardASTM A234 WPB / ASME B16.9

Sizes½″ – 48″ NPS

ScheduleSCH 10 – SCH 160 / XXS

TypesConcentric · Eccentric

Pipe Caps

Butt-weld end caps for sealing pipe terminations, hot-formed to the same standard as our elbows and tees.

StandardASTM A234 WPB / ASME B16.9

Sizes½″ – 48″ NPS

ScheduleSCH 10 – SCH 160 / XXS

EndsButt-weld

Forged Flanges

High-strength forged carbon steel flanges for pressure-critical applications across oil & gas and petrochemical sectors.

StandardASTM A105 / ASME B16.5

Sizes½″ – 24″ (B16.5)

PressureClass 150 – 2500#

TypesWN · SO · BL · SW · THD

Seamless Steel Pipes

Seamless carbon steel pipes for high-temperature and high-pressure process piping applications.

StandardASTM A106 Grade B

Sizes½″ – 24″ NPS

ScheduleSCH 40 – SCH 160

ServiceHigh Temp · High Pressure

Beyond Carbon Steel

Every environment calls for the right material. Beyond carbon steel, we also source low-temperature carbon steel, stainless steel, duplex, super-duplex and nickel-alloy piping products for seawater exposure, sour service and high-corrosion conditions — with full material traceability. Ask us about your specific application.

Ask About Your Application

Why Choose Us

One Contact. Full Documentation.

Mason Piping Global works with established partner factories in Cangzhou to supply oil & gas, pipeline and industrial projects across the UAE, Qatar and Kazakhstan — combining competitive Chinese manufacturing costs with the single-point service and documentation of an international trading partner.

Full MTC Documentation

EN 10204 3.1 Mill Test Certificates on every order, traceable to original mill heat number. ASTM/ASME compliant.

Competitive Pricing

Close working ties with Cangzhou manufacturers keep costs lean — a meaningful cost advantage over non-Chinese sources.

Flexible Order Quantities

No large MOQ pressure. We support both project-based bulk orders and small spot requirements for stock replenishment.

Quick Turnaround

Standard items with clear specifications: quoted as soon as possible. Custom specs or complex multi-item RFQs take a little longer, as we first confirm details with our factory partner.

ISO 9001 Certified Partner

Our Cangzhou manufacturing partner is ISO 9001 certified, for consistent quality and traceability.

Third-Party Inspection Ready

SGS, Bureau Veritas, TUV or other agencies welcomed. We coordinate scheduling at factory level.

Quality Control

Checked Before It Ships

Real inspection photos from our partner factories. Every order ships with EN 10204 3.1 MTC, and third-party inspection is welcome.

Wall Thickness

Actual wall thickness measured with an ultrasonic gauge against the specified schedule.

Bevel Angle

Weld-end bevel angle verified with a bevel protractor per ASME B16.25.

Weld neck flange dimension check with calipers

Flange Dimensions

Key dimensions checked with calipers against ASME B16.5.

Reducing tee dimension check with calipers

Fitting Dimensions

Center-to-end and outlet dimensions verified before shipment.

Marking on a reducing tee: size, schedule, ASTM A234 WPB and heat number

Marking & Traceability

Size, schedule, material grade and heat number marked on each piece, traceable to the MTC.

Weld neck flanges packed in a plywood case

Export Packing

Plywood cases with machined faces protected for sea freight.

How It Works

From RFQ to Shipment

A clear, documented process — one contact from first inquiry to delivery.

Send Your RFQ

Share your item list or BOM: sizes, wall thickness, material, standard, quantity and delivery location.

Technical Check & Quotation

We confirm specifications with our factory partner and send a quotation with price and lead time.

PI / Contract

A proforma invoice or contract confirms the agreed specifications and commercial terms.

Production

Manufacturing at our Cangzhou partner factory, with progress updates and photos on request.

Inspection

Dimensional, visual and marking checks before shipment. Third-party inspection (SGS, BV, TÜV) is welcome.

Documents & Shipment

EN 10204 3.1 MTC, packing list and commercial invoice, plus photos of the packed goods before dispatch.

Payment, delivery and other commercial terms are set out in each quotation, PI and contract.

Focus Markets

Focused on Key Oil & Gas Markets

We focus on the Gulf and Central Asia — stockists, trading companies and EPC suppliers working on oil & gas, petrochemical and infrastructure projects. Buyers from other regions are equally welcome.

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United Arab Emirates

Focused on UAE stockists and trading companies supplying ADNOC, NMDC and EPC contractors in Abu Dhabi and Dubai.

Primary Market

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Qatar

Focused on Doha-based stockists and traders supplying QatarEnergy EPC contractors in Ras Laffan and beyond.

Active Market

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Kazakhstan

Focused on oil & gas and industrial infrastructure buyers across Kazakhstan, with GOST items quoted on request.

Expanding

Get In Touch

Request a Quote

Send us your material requirements or BOM. We will come back with competitive pricing as soon as possible — custom specs or complex requests may take a little longer while we confirm details with our factory partner.

Email

mason@masonpiping.com

+64 27 504 7698

Supply Origin

Cangzhou, Hebei Province, China

Downloads

Product Catalog (PDF) ↓ Company Profile (PDF) ↓

Pipe Fittings, Flanges & Seamless Pipe for Oil & Gas