| Material: |
round steel bar 40Cr |
| Diameter: |
80mm-800mm (optional) |
| Length: |
1000mm-12000mm Straightness: 3mm/M max(optional) |
| Process: |
EAF + LF + VD + Forged + Heat Treatment (optional) |
| Delivery condition: |
Hot forged +Rough machined (black surface after Q/T)+ Turned (optional) |
| Delivery Time: |
30-45 days |
| MOQ: |
20 tons |
| Heat treatment: |
Normalized / Annealed / Quenched / tempered |
| Technical Data: |
According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing |
| Properties: |
Yield=310 Mpa Minimum; Tensile=600 Mpa minimum; %EI=13min,Surface Hardness=BHN160-220(As your request) |
| Test: |
Ultrasonic test according to SEP 1921-84 Class C/c and D/d (optional) |
| Marking: |
Grade, heat NO. length will be stamped one each bar with required color |
| Payment: |
30% advance by T\T; Balance pay before the shipment against shipping documents or irrevocable LC at sight |
| similar steel grade |
4140/42crmo4/scm440/sae4140 |
Product Description
1.Good Quality Alloy Construction Steel Bar 20Cr 40Cr 42CrMo 12CrMoV
2. Material Grade: 1008,1010,1020,1045,1021,1030,1050,1566,9255,9260,6150,E51100,E52100,C1109,B1113,C1120,C1144,1320,1330,1340,1345,5115,5140,4119,4125,4130,4140,4135,6120,6150,5152,3140H,3316,3325,4340,L3,W5,H21,H11,D2,D3,T1,N2,T4,M42,H13,SKS8,SK21,SKD1,SKS3,SKD5,SKT4,SKD61,SCr440,SCM3,SACM645,SUM12,SUM22,S45C,C22,C45,40Mn4,105Cr4,20Cr4,41Cr4,20CrMo44,42CrMo4, and so on.
3.Standard: ASTM BS JIS NF DIN GB
4.Size:for hot rolled steel bar,8mm-200mm
For cold drawn steel bar,4mm-100mm
For forged steel bar,80mm-600mm
5.Length: 6000/8000mm,or other length as the customers' requirements.
6.Process: hot rolled; cold drawn; Forged
7.Surface: black, bright,
8.Tolerance:H9,H10,H11 or as the customers' requirements.
9.UT test: SEP 1921 UT
Applications for industrial :
1.Equipment,
2.Railway vehicles,
3.Pressure vessels,
4.Power station equipment,
5.Oil derrick,
6.Construction machinery,
7.Railway equipment,
8.Ships
9.Bridges,
10.Buildings,
11.Machinery and equipment,
12.Machina tool manufacturing
Packing
Standard export packing, or as the customers' requirement.
Audited Supplier 
Audited Supplier 
){kind=link}
){kind=link}