AISI S1 (UNS T41901) Shock resistant tool steel supplier

S1 Shock-resistant tool steel

Standards: ASTM A681

Steel mill: BAOGANG, DONGBEI SPECIAL STEEL

Shape: Squares, Flats, Blocks, Bars

Size: Round bar 3.3-300mm;

Delivery condition: Annealed,Hardening,Tempering

AISI S1(UNS T41901) is medium-carbon steel which combines moderate hardness with good impact toughness. It is deep-hardening, oil-hardening steel designed for shock resistant and impact loading tool applications.

AISI S1 Equivalent Material

ASTM/AISI/SAE

UNS

JIS

DIN

T41901

SKS41

35WCrV7(1.2541)

45WCrV7(1.2542)

BS1

2341

55WC20

4CrW2Si

S1 Physical and Mechanical Property

Density	Hardness, Rockwell C	Tensile Strength	Yield Strength	Shear Modulus
7.83 g/cc	54	2080 MPa	1800 MPa	80.0 GPa

AISI S1 Chemical Composition

C	Cr	Mn	Si	P	S	W	V	Mo
0.40 – 0.55	1.00 – 1.80	0.10 – 0.40	0.15 – 1.20	≤0.03	≤0.03	1.50 – 3.00	0.15 – 0.30	≤0.50

Wiho metals is a fully stocked and leading ASTM S1 manufacturer, supplier, exporters, distributors in bars as well as other forms such as flat rod and squares. The tool steel products provide by us shall be fabricated from prime quality raw materials and is fully certifiable to industrial specifications like ASTM, SAE and ASME or other relevant standards. Wiho Steel can supply and stock a large inventory of ASTM 681 S1(SKH9/ BM2 /S6-5-2/W6Mo5Cr4V2) for tool applications. For more information on our extensive steel alloys inventory, please contact us or fill in the form below.