We have successfully received your contact request!

We will try to get back to you as soon as possible.

Okey
  1. Homepage
  2. Products
  3. Quenched and Tempered Steels Alloyed
  4. L43 - 4340
Products

L43 - 4340

Steel generally used in large size bolts up to 4” that require high performance of resilience at low temperatures , it has the same mechanical characteristics as the ASTM A320 L7 quality

Relevant Products
41Cr4 - Nr.1.7035 41CrS4 - Nr.1.7039
41Cr4 - Nr.1.7035 41CrS4 - Nr.1.7039

RK4 RK4S
36CrMn5
36CrMn5

RKS RKSPb
25CrMo4 - Nr.1.7218 25CrMoS4 - Nr.1.7213
25CrMo4 - Nr.1.7218 25CrMoS4 - Nr.1.7213

RK0S RK0SPb
30CrMo4
30CrMo4

RK0
34CrMo4 - Nr.1.7220 34CrMoS4 - Nr.1.7226
34CrMo4 - Nr.1.7220 34CrMoS4 - Nr.1.7226

RD6 RD6Pb
42CrMo4 - Nr.1.7225 42CrMoS4 - Nr.1.7227
42CrMo4 - Nr.1.7225 42CrMoS4 - Nr.1.7227

RK1 RK1Pb
50CrMo4 - Nr.1.7228
50CrMo4 - Nr.1.7228

50CrMo4

39NiCrMo3 - Nr.1.6510
39NiCrMo3 - Nr.1.6510

RB2 RB2Pb
34CrNiMo6 - Nr.1.6582
34CrNiMo6 - Nr.1.6582

34CRNIMO6
30CrNiMo8 - Nr.1.6580
30CrNiMo8 - Nr.1.6580

30CRNIMO8

46CrB2 - Nr.1.7075
46CrB2 - Nr.1.7075

46CRB2
21CrMoV5-7 – Nr.1.7709
21CrMoV5-7 – Nr.1.7709

21CRMOV5-7

31CrMoV9 – Nr.1.8519
31CrMoV9 – Nr.1.8519

31CRMOV9
32CrB4 – Nr.1.7076
32CrB4 – Nr.1.7076

32CRB4
34Cr4 – Nr.1.7033 34CrS4 – Nr.1.7037
34Cr4 – Nr.1.7033 34CrS4 – Nr.1.7037

34CRS4
36CrB4 - Nr.1.7077
36CrB4 - Nr.1.7077

36CRB4

37CrS4 - Nr.1.7038
37CrS4 - Nr.1.7038

37CRS4
51CrV4 - Nr.1.8159
51CrV4 - Nr.1.8159

51CRV4
A105
A105

A105 K105
A193 B7 - A193 B7M
A193 B7 - A193 B7M

RK1 B7 A193 B7M
A193 B16
A193 B16

A193 B16
A320 L7 - A320 L7M
A320 L7 - A320 L7M

A320 L7 L7M