
Hot Rolled & Cold Drawn Bars
Round, hexagon, square and flat bars — black, peeled or bright.
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Since 1997, Jiangyin Jiangnan Metal (JNM) has supplied carbon steel, alloy steel, tool steel, stainless steel, nickel alloy, copper alloy and aluminium alloy in the form of bars, pipes, forgings, pipe fittings, flanges, plates, strip, coil, fasteners, wires and final machined parts — mill-direct to buyers worldwide.
Founded in 1997, Jiangyin Jiangnan Metal Co., Ltd. (JNM) is a raw material steel mill in carbon steel, alloy steel, tool steel, stainless steel, nickel alloy, copper alloy and aluminium alloy. We supply them in the form of bars, pipes, forgings, pipe fittings, flanges, plates, strip, coil, fasteners, wires and final machined parts, to customers in oil & gas, petrochemical, power, marine, aerospace and machinery industries.
With forging, heat treatment and CNC machining under one roof in Zhouzhuang Town, Jiangyin, we deliver both raw material and finished, machined components to ASTM/ASME, EN, DIN, JIS and GB standards.
Carbon steel, alloy steel, tool steel, stainless steel, nickel, copper and aluminium alloys — in every form below, to your standard, size and delivery condition.

Round, hexagon, square and flat bars — black, peeled or bright.
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Seamless and heavy-wall pipes, boiler and heat exchanger tubes, hollow bars.
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Forged, drilled and machined tube sheets for heat exchangers and vessels.
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Valve bodies, impellers, shafts and components machined to your drawing.
Get QuoteCarbon steel, alloy steel, tool steel, stainless steel, nickel alloys, copper alloys and aluminium alloys to ASTM/ASME, EN, DIN, AISI, JIS, AMS, BS and GB. Equivalent designations of the same grade — ASTM, UNS, EN, W.Nr., trade name — are shown together on one tag.
Forging, pressure vessel, structural, low-temperature and Cr-Mo creep-resistant grades to ASTM/ASME, EN, DIN, AISI and BS.
Austenitic, martensitic, ferritic, precipitation hardening, duplex and super duplex grades, including A182 F-grades and French RCC-M grades.
Inconel, Incoloy, Hastelloy, Monel, Nimonic, Haynes, Waspaloy, Invar, Kovar and maraging steels.
Cold-work, hot-work, plastic mould and high-speed tool steels to AISI, JIS and DIN.
Naval brass, aluminum bronze and copper-nickel alloys.
1xxx to 7xxx series wrought aluminium alloys, including high-strength aerospace grades.
Bars and forgings to SAE AMS aerospace material specifications.
Commercially pure and alloyed titanium bars and forgings to ASTM B381.
No match in our list — we can still produce most grades to your specification. Send us your requirement.
Send us your grade, size and quantity. Our sales engineers will reply with price, lead time and production route.
Sour-service pipe, valve forgings, drilling tools.
Corrosion-resistant pipe, tube and plate.
Boiler tubes, turbine shafts, high-temp alloys.
Duplex and nickel alloy bar, plate, fasteners.
Nickel superalloy bars, rings and forgings.
Gear blanks, shafts and hollow bars.
Stainless plate, strip and seamless tube.
Structural steel, anchor bolts and wire.
Making steel since 1997. No middlemen. Competitive prices and full control of production from melting to finishing.
Pipes, bars, forgings, plates and fasteners in matching grades — one order, one shipment.
Spectro analysis, tensile, impact, hardness, UT and dimensional inspection on every heat.
EN 10204 3.1 mill test certificates; 3.2 and third-party inspection available on request.
Quotations within 24 hours and clear lead times you can plan around.
Seaworthy export packing and shipping to any port, close to Shanghai and Zhangjiagang.
Grade, standard, form, size, quantity and destination — or just a drawing.
We review the specification and send price, lead time and terms.
Melting, forming, heat treatment, machining and full inspection.
Export packing with certificates, shipped by sea or air to your door.
Every heat is traceable from raw material to finished product. Our in-house laboratory covers chemistry, mechanical properties, internal soundness and microstructure, and customers or their appointed inspectors (SGS, BV, TÜV and others) are welcome to witness tests.
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Imported from Germany — analyses 22 elements, including nickel-based alloys (chemistry & PMI)

Hydraulic tensile tester for tensile strength, yield strength and elongation

Charpy impact testing at temperatures down to −60 °C

Optical inspection of Charpy impact specimen notches

Microstructure, grain size and inclusion examination

Bench Brinell hardness testing of samples

Imported from the USA — on-site hardness testing of large parts

Waterproof digital UT for forgings, bars and plates

Digital UT for internal soundness inspection

Heat treatment trials before production

Portable temperature control from 600 °C to 1500 °C

Grade, heat number and lot number marked on every piece
Fill in your requirements — we reply within 24 hours.
Jiangyin Jiangnan Metal Co., Ltd. was founded in 1997 in Jiangyin, Jiangsu Province, China.
Jiangyin Jiangnan Metal Co., Ltd. (JNM) is a raw material steel mill supplying carbon steel, alloy steel, tool steel, stainless steel, nickel alloy, copper alloy and aluminium alloy in the form of bars, pipes, forgings, pipe fittings, flanges, plates, strip, coil, fasteners, wires and final machined parts.
The mill is located at No.1 Chengxiqiao Road, Zhouzhuang Town, Jiangyin, Jiangsu Province, China, in the Yangtze River Delta near Shanghai.
Yes. Pipes, flanges, pipe fittings, forgings, bars and fasteners in matching grades can be supplied together in one order, including final machining to drawing.
Send the grade, standard, product form, dimensions, quantity, delivery condition and destination to sales@jsjymetal.com or call +86 189 2135 9659.
JNM supplies 580+ grades in 8 groups: carbon and alloy steel (e.g. AISI 4140, 4340, A182 F22, F91, SA-350 LF2, 42CrMo4), stainless steel (e.g. 316L, 321, 17-4PH, duplex F51, super duplex F53/F55, 904L, 254 SMO), nickel alloys and superalloys (e.g. Inconel 625, 718, Incoloy 825, Hastelloy C-276, Monel 400), tool steel (e.g. H13, D2, P20, 1.2379), AMS aerospace grades, titanium (Gr.1 to Gr.16), aluminum (e.g. 6061, 7075) and copper alloys (e.g. C70600, C71500). Search the full list in the Material Grades section.
Nickel alloys include Inconel 600, 601, 617, 625, 690, 718, X-750; Incoloy 800, 800H, 800HT, 825, 925; Hastelloy C-22, C-276, C-2000, B-2, B-3, X; Monel 400 and K-500; Nimonic 75, 80A, 90; Haynes 230, 188 and Waspaloy, available as pipe, bar, plate, forging, ring and wire.
Our in-house laboratory has an imported German portable spectrometer (22 elements, including nickel-based alloys), a WB-300 hydraulic universal testing machine, a JB-300B Charpy impact tester (down to −60 °C) with CST-50 notch projector, a metallographic microscope, HB-3000-1 and King portable Brinell hardness testers, PXUT-F1 and PXUT-27 digital ultrasonic flaw detectors, an electric heat-treatment test furnace, a WFHX-63 infrared thermometer (600–1500 °C) and low-stress computer marking for traceability.
Yes. Buyers may appoint third-party inspectors such as SGS, BV or TÜV to witness testing before shipment.