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Stainless Steel 303/303C Spring Wire 3/4 Hard And Full Hard With Highly Elastic

Minimum Order Quantity : negotiable Price : 2500-6000USD/TON
Packaging Details : Woven bag, Core, Wooden reel, etc Delivery Time : 20 Days
Payment Terms : T / T ; L / C Supply Ability : 300 Tons / Month
Place of Origin: CHINA Brand Name: MTSCO
Certification: ISO 9001 Model Number: MTSCOSSW01

Detail Information

Material: 304/316 Type: Spring Wire
Standard: ASTM A580, JIS G4309, EN 10088-3, GB/T4240, Etc Surface: Bright, Matte ,downy, Electrolysis Bright ,cloudy ,plain ,black,etc
Condition: Annealed And Soft, 1/2 Hard, 3/4 Hard And Full Hard Length: Customized For Customers
Packing: Woven Bag, Core, Wooden Reel, Etc Application: High-Quality Springs, Bolts,Nuts,Shaft, Welded Wire,etc
High Light:

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Product Description

Stainless Steel 303/303C Spring Wire ASTM/JIS/EN 3/4 Hard And Full Hard With Highly Elastic


Material: Stainless Steel Wire

Grade: 300series (301, 302,303,303C, 304, 304L, 304H, 304N, 304ES, 316L, 321...) 130M, 200CU, 201CU, 202, , 410, 420, 430,etc
Standard: ASTM A580, JIS G4309, EN 10088-3, GB/T4240, etc
Size: φ0.15mm-φ16mm; or according to customers' requests
Surface: Bright, matte ,downy, electrolysis bright ,cloudy ,plain ,black,etc
Condition: Annealed and Soft, 1/2 hard, 3/4 hard and full hard
Type: Spring Wire (B-SPR/D-SPR)
Packing: Woven bag, core, wooden reel, etc


Stainless steel wire is well suited for harsh environments and can be used in ovens, industrial cleaning tanks and other industrial processes without additional coatings. It can withstand chemicals, salt water and other sources of corrosion for long periods of time

Stainless steel wire is the raw material for screws, springs, metal mesh, cable wire and hardware. It is widely used in filtration, construction and critical electronic parts, petroleum and fiber industries, kitchenware and hardware.


Steel Grade DIN Chemical composition
C Si Mn P S Ni Cr Mo Other composition
303 WNr1.4305 ≤0.15 ≤1.0 ≤2.0 ≤0.2 ≤0.15 8.0-10 17.0-19.0    
303C   ≤0.15 ≤1.0 ≤3.0 ≤0.2 ≤0.15 8.0-10 17.0-19.0 ≤0.6 Cu:1.5-3.5
303C1   ≤0.15 ≤1.0 ≤3.0 ≤0.2 0.2-0.33 8.0-10 17.0-19.0   Cu:0.5-1.0
303F   ≤0.15 ≤1.0 ≤3.5 ≤0.2 0.3-0.37 8.0-10 17.0-19.0   N:≤0.08
303FA   ≤0.15 ≤1.0 ≤2.0 ≤0.2 0.3-0.4 8.0-10 17.0-19.0 ≤0.6 N:≤0.10


Stainless Steel 303/303C Spring Wire 3/4 Hard And Full Hard With Highly Elastic 0


Application for 316 stainless steel wire:

303: Bolts,Nuts,Shaft
303C: Non-Magnetic Shaft,Free Cutting Processing
303C1: Non-Magnetic Quickly Cut Processed Products
303F: Shaft

303FA : Free Cutting


Steel Grade Physical Property
303 240 620 55 81
303C 270 575 48 76
303C1 280 575 55 84
303F 265 620 56 77
303FA 255 600 56 80


MTSCO is a professional supplier of steel wire with complete production technology and rich management experience. We produce spring wire, electrolytic polished wire, fine wire, wire for netting, hose wire, welding wire, cold heading, locking wire, and other products. Our main materials are stainless steel and alloy steel, and the raw materials we use are from the biggest and most well-known steel mills in China, we can supply wire in sizes ranging from 0.15 mm to 16 mm in diameter. Our factory is well-equipped and our products conform to ASTM, DIN, GTB, JIS, JSG, and other international standards. We have experienced foreign trade staff with high-quality service and can produce high-quality products according to customers' requirements.


Quality Control
Raw Materials: MTC checking(PMI), Tensile strength test, Surface/Dimension inspection
Prodcution: Specially assigned person shall follow up and check according to the process flow card, and finally keep the copy
Before shipment: Mechanical properties test, Surface/Dimension inspection, or according to customers’ requirement


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