Seamless Welded Forged Steel Pipe Fittings Butt Weld Concentric Reducer

ASTM A403 A815 ASME B16.9 stainless steel butt weld concentric reducer

Vanforge holds a large types of stainless and duplex steel butt welding fittings according to ANSI/ASME. Our program includes seamless butt welding fittings from 1/2 in. to 12 in. and welded butt welding fittings from 1/2 in. to 24 in. The schedule range covers 5S to Schedule 160.

Materials and specifications

The Vanforge program includes ASME butt welding fittings in the following materials:

Austenitic stainless steels

Stainless steel grades ASTM 304/304L and ASTM 316/316L (dual marked and certified) acc. to ASTM A / ASME SA403, IC acc. to ASTM A262E and PMI tested.

Duplex and super-duplex stainless steels

Duplex grade UNS S31803 (EN 1.4462) and super-duplex grade UNS S32750 (EN 1.4410) acc. to ASTM A815, G48A for UNS S32750 and PMI tested.

All Vanforge's ASME butt welding fittings are acc. to ASME B16.9, annealed and quenched, bevelled ends acc. to ASME B16.25, hardness acc. to NACE MR0175.

Vanforge ASME butt welding fittings are certified acc. to EN 10204/3.1.

Concentric reducers, butt weld fittings

ASTM A403 / A815 ASME B16.9

Product code example:

●: FBRC-304L-2-1-10S
▲: FBRC-W316L-6-4-10S
●: FBRC-31803-2-1-10S

● = made from seamless pipe
▲ = made from welded pipe or plate

* Schedule

Production procedures

Suzhou Vanforge Metals Co., Ltd. was set up in April 1999 with a registered capital of 230 million Yuan in Zhangjiagang Bonded Area in Jiangsu Province of China. It has developed to be an important R&D and manufacture enterprise of high performance stainless steels and nickel alloys.

Vanforge is a high-tech enterprise with 70 national patents, it has its own Special Alloy Research Center, academician workstation and post doctorate innovation practice base. Vanforge has been certificated the national laboratory accreditation of ISO/IEC 17025, and ISO9001, ISO14001, OHSAS18001, API Q1, IATF16949, GB/T23331, TUV, CCS, DNV, LR, ABS.

Vanforge has the international advanced special smelting capacity, including the German ALD 6t vacuum induction furnace, 6t consumable electrode vacuum furnace, 18t drawing-ingot protective atmosphere electroslag furnace and 1t vacuum induction furnace, 3t electroslag furnace, 18t drawing-hollow ingot electroslag furnace, and 2# Purification Furnace/1# Purification Furnace/LF/AOD/VOD refining production line, 25MN/8MN fast forging machine, 450/320 rolling mill, etc.

The current annual production capacity of Vanforge is 120,000 tons, and the main products are high-grade special alloy materials, including high temperature alloy, corrosion resistant alloy, precision alloy, ultra high strength steel, special stainless steel, high-grade tool and mould steel, steam turbine blades steel, gas turbine steel, ultra-supercritical materials, etc., which are widely used in aviation, aerospace, ship, petrochemical, nuclear power, electronics, steam turbine, high-speed rail, machinery manufacturing, and other fields; besides, we can organize the research and development and production of new materials according to customer demand for new materials. Vanforge has now become a qualified supplier of domestic high-end equipment manufacturing enterprises, such as CASIC, CGN, CRRC, CFHI, Wujin Stainless, Zhejiang Jiuli Hi-Tech Metals Co., Ltd., Xinxing Ductile Iron Pipe Co., Ltd., etc.

We always adhere to the concept of quality first, integrity based, scientific and technological innovation, making progress, and wholeheartedly serving customer and devote ourselves to becoming the well-known supplier of key basic materials of world’s high-end equipment manufacturing industry.

We supply following products in the forms of wires, bars, plates

(Super) austenitic stainless steels

(Super) duplex stainless steels

(Supper) Ferritic stainless steels

Precipitation hardening stainless steels

Incoloy alloys

Inconel alloys

Monel alloys

Hastelloy alloys

As well as following steel products

Gear steels

Bearing steels

Spring steels

Drilling tool steels

Free-cutting steels

Anchor steels, mooring chain steels

Mining chain steels

Die steels, Mold steels, tool steels

Structural steels

Antiwear steels

Offshore structure steels

Petroleum storage tank steels