Introduction
JW STEEL, a wholly owned subsidiary of JW GROUP, adheres to the principles of making "PREMIER QUALITY TUBE OF ADVANCE TECHNOLOGY" over the last 15 years.
JW STEEL products are used in applications for the oil and gas, car, chemical and instrumentation, food and shipbuilding industry.
JW STEEL is a professional manufacturer of tubular stainless steel products and alloy steel. Owning advanced productive equipments, strong technical forces, strict modern management. We have build a good reputation with our clients in China, USA, Europe, Asia.
上海君文钢铁有限公司，景宁金文钢管有限公司，成立于2003年，经过多年的努力，已经成为国内品质优秀的不锈钢无缝精密管制造商之一。
产品广泛应用在石油天然气，汽车，船舶，化工，仪表，电子，压力容器，医药，食品，机械等多种行业。
我们拥有先进的设备和雄厚的技术力量，产品出口欧美等50多个国家，拥有良好的声誉。我公司致力于用优秀的品质与服务，为广大客户提供满意的产品与服务。欢迎广大客人随时来访。
Products
Seamless Coil Tube
无缝光亮盘管
钢种 Material: TP 304/304L, 316/316L, 321, 316L with Min 2.5 Mo, T91, 800, 600, etc.
标准 Standard: ASTM A269, EN10216-5
Coil Lengths: max 90 kg per coil tube, for example 6x1 size, max length is 700m
盘管最大重量90公斤，最大长度1000米 (规格 6x1)
Nickel Alloy Tube
镍合金管
钢种 Material: Nickel alloy 200, 201, 600, 601, 625, 690, 718, 800, 800H, 825, etc.
Products include: bar, plate, seamless tube, welde tube, flange, fitting
Standard: ASTM B 637, B670, B906, B983, B444, B446, B775, B366, B564
产品类型包括：圆钢，无缝管，法兰，管件
Seamless Straight Tube
不锈钢直管
钢种 Material: 304/304L, 316/316L, 321, 347, 309S, 310S, 31803, 32750, 904L, 600, 601, 625, 690, 718, 800, 825, 400, 500, C276, C22, B, B2, etc.
标准 Standard: ASTM A269, A213, EN10216-5, DIN 17458, ISO 1127, NACE MR0175, ASTM B163, B165, etc.
Seamless Coil Tube
无缝光亮盘管
钢种 Material: TP 304/304L, 316/316L, 321, 316L with Min 2.5 Mo, T91, 800, 600, etc.
标准 Standard: ASTM A269, EN10216-5
Coil Lengths: max 90 kg per coil tube, for example 6x1 size, max length is 700m
盘管最大重量90公斤，最大长度1000米 (规格 6x1)
Nickel Alloy Tube
镍合金管
钢种 Material: Nickel alloy 200, 201, 600, 601, 625, 690, 718, 800, 800H, 825, etc.
Products include: bar, plate, seamless tube, welde tube, flange, fitting
Standard: ASTM B 637, B670, B906, B983, B444, B446, B775, B366, B564
产品类型包括：圆钢，无缝管，法兰，管件
Seamless Straight Tube
不锈钢直管
钢种 Material: 304/304L, 316/316L, 321, 347, 309S, 310S, 31803, 32750, 904L, 600, 601, 625, 690, 718, 800, 825, 400, 500, C276, C22, B, B2, etc.
标准 Standard: ASTM A269, A213, EN10216-5, DIN 17458, ISO 1127, NACE MR0175, ASTM B163, B165, etc.