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Tianjin Wanlei Steel Pipe Co.,Ltd
TEL: 86-22-65815991
FAX: 86-22-25343802
CELL: 86-18526839451, 86-18526839452
EMAIL: admin@wanleipipe.com
WEBSITE: www.seamlesscarbonsteelpipe.com
ADD: Room 403, Unit 1, Building 31, Polar Square, Central Business District, Binhai New Area, Tianjin, China (Mainland)
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Welding Fittings
WANLEI welding fittings are made of carbon‑steel, alloy steel and stainless steel. Including elbow, tee, reducer, cap and stub ends. Complying with ASME standards, they are widely used in oil, gas, chemical and water pipeline projects.
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of welding fittings in China, featured by quality products and low price. If you're going to wholesale durable welding fittings made in China, welcome to get pricelist and free sample from our factory.
WELDING FITTINGS
Carbon steel welding fittings are manufactured from seamless steel tubing and furnished in accordance with ASTM Standard A-234, with material specifications in accordance with ASTM A-106, Grade B, for fittings made from pipe; ASTM A-515, Grade 65 or 70, for fittings made from plate.
Alloy steel welding fittings are furnished in accordance with ASTM standard A-234, with materials specification including A-335, Grade P1, carbon-molybdenum, and Grade P12, P11, P22, P5, P7; P9 chrome molybdenum, for fittings made from pipe.
ASTM A-204 Grade B, carbon molybdenum, and ASTM A-387 Grades 12, 11, 22, 5, 7, 9 chrome molybdenum for fittings made from plate.
Welding fittings are also available in accordance with ASTM specification A-420 covering low-temperature service, down to -101°C.
Stainless steel welding fittings are manufactured and available in the following types: 304, 304L, 316, 316L and 347. They are furnished in accordance with ASTM Standard A-403, with material specifications to ASTM A-312 covering fittings made from pipe, and A-240 for fittings made from plate.
Product Introductionogies
Carbon steel pipe fittings
Carbon steel pipe fittings are essential connecting parts for industrial pipelines. A full range of carbon steel fittings includes elbows, tees, reducers, pipe caps and stub ends. Manufactured to ASME B16.9 / B16.11 standards, they feature high strength and good weldability, widely used in oil, gas, chemical, water‑supply and construction pipeline projects.
Stainless steel pipe fittings
Stainless steel pipe fittings are corrosion‑resistant connecting components for industrial piping systems. The product range covers elbows, tees, reducers, pipe caps and stub ends. Produced in accordance with ASME B16.9 / B16.11 standards, they deliver excellent rust resistance and long service life, suitable for chemical, food‑processing, water‑treatment and marine pipeline projects.
Butt welding ends ASME/ANSI B16.9
For fittings with wall thickness equal to that of the pipe to which they are to be welded.
| Nominal Wall Thickness (T) | End Preparation |
| Less than x* | Cut square or slightly chamfer |
| x* to 22mm | Plain bevel as in sketch |
| More than 22mm | Compound bevel as in sketch |
| x*=5mm for carbon steel or ferritic alloy steel and 4mm for austenitic alloy steel. | |
Size ranges ASME/ANSI B16.9
The following size ranges of Welding Fittings are covered by ANSI B16.9. "Steel Butt-Welding Fittings."
| 90 DEG long radius elbows | 1/2" to 48" incl. |
| 45 DEG long radius elbows | 1/2" to 48" incl. |
| 90 DEG long radius reducing elbows | 2" to 24" incl. |
| Tee, straight and reducing outlets | 1/2" to 48" incl. |
| Crosses, straight and reducing outlets | 1/2" to 48" incl. |
| Welding caps | 1/2" to 48" incl. |
| Lap-joint stub ends | 1/2" to 24" incl. |
| Welding reducers | 3/4" to 48" incl. |
| Long radius return bends | 1/2" to 24" incl. |
Company Introduction
Tianjin Wanlei Steel Pipe Co., Ltd is a foreign - trade enterprise specializing in the sale of steel pipes and fittings. With over 10 years of
export experience, our main products have been successfully shipped to numerous Southeast Asian countries. We pride ourselves on
offering a wide range of high - quality steel pipes and fittings that meet international standards. Our long-standing presence in the
export market reflects our commitment to customer satisfaction, reliable products, and excellent service. We look forward to expanding
our business and building stronger partnerships globally.
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