Gcr15 Alloy Steel Round Bar AISI 52100 SAE52100 Bearing Steel Round Rod OD 280mm
Product Description
GCr15 EN31 SAE52100 SUJ2 100Cr6 Alloy Structure Axle Bearing Steel Round Bar
1. Similar Standards
Chinese | American | German | Japanese |
GB | AISI | DIN | JIS |
GCr15 | SAE52100 | 100Cr6/EN31 | SUJ2 |
2. Chemical Composition
Grades | C | Si | Mn | P | S | Cr | Mo | Cu | Ni |
GCr15/52100 | 0.95-1.05 | 0.15-0.35 | 0.2-0.4 | ≤0.027 | ≤0.02 | 1.3-1.65 | ≤0.1 | ≤0.25 | ≤0.3 |
100Cr6 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.025 | 1.4-1.65 | ≤0.08 | ≤0.25 | ≤0.3 |
3. Heat Treatment
Quenching | Tempering |
Heating Temperature/ºC | Cooling | Hardness/HRC | Heating Temperature/ºC | Cooling | Hardness/HRC |
830-850 | Oil | 62-65 | 150-190 | Air | 58-62 |
4. Stock Size
Round Bar | Diameter | 16-280mm |
Length | 4000-10000mm |
Flat Steel | Thickness | 8-200mm |
Length | 3000-4000mm |
Product Overviews: |
Steel products | round | Diameter 16mm - 1200mm |
|
plate/flat /block | Thickness 6mm-800mm |
|
Width 20mm-1500mm |
|
Heat treatment | Normalized ; Annealed ; Quenched and Tempered, pre-hardened |
Surface Condition | Black/ Peeled/ Polished/Machined /Grinded/Turned, Bright surface |
Delivery Condition | hot rolled ; hot forged ; cold drawn |
Quality gurantee | Each heat ladle test chemistry,and finish products test chemistry; Ultrasonic test Sep 1921-84 class3 D/d, or ISO EN10228-4 class3. keep good grain sizes, do non-metalic test follow ASTM E45. |
Payment Terms | T/T;L/C;DP; DA |
Delivery time | 30days |
Trade Terms | FOB; CFR; CIF |
Our main products steel grades. |
|
COLD WORK TOOL STEEL |
Grade | AISI /ASTM | DIN (W.Nr) | JIS | EN/ BS | GB |
DC53 | higher than D2 | | SKD11 | XW-5 | Cr8Mo2Vsi |
D2 | D2 | 1.2379 | SKD11 | BD2 | CR12MO1V1 |
Cr12MoV | | | | | CR12MOV |
D3 | D3 | 1.2080 | SKD1 | BD3 | CR12 |
O1 | O1 | 1.2510 | SKS3 | | 9CRWMN |
HMD5 | | HMD5 | | | 7CrSiMnMoV |
5CrNiMo | L6 | 55NiCrMoV6 | SKT4 | | 5CrNiMo |
52100 | 52100 | 1.3505 | | EN31 | GCR15 |
HOT WORK TOOL STEEL |
H13 | H13 | 1.2344/1.2342 | SKD61/DAC | 8407 | 4CR5MOSIV1 |
FDAC | | 1.2347 | FDAC | | FDAC |
H11 | H11 | 1.2343 | SKD6 | | H11 |
3Cr2W8V | H21 | 1.2581/ X30WCrV93 | SKD5 | BH21 | 3CR2W8V |
PLASTIC MOULD STEEL |
P20 | P20 | 1.2311 | HPM7/PX88 | 618 | 3CR2MO |
718 | P20+NI | 1.2738 | PX4/PX5 | 718 | 3CR2NIMO |
S136 | 420 | 1.2083 | S-STAR | S136 | 4CR13 |
NAK80 | P21 /P20+S | 1.2312 | NAK80 | | 15NI3MN |
HIGH SPEED STEEL |
M2 | M2 | | SKH51 | | W6MO5CR4V2 |
M42 | M42 | S2-10-1-8 | SKH59 | | W2MO9CR4VCO8 |
| | | | | |
ALLOY STRUCTURE STEEL |
Grade | AISI /ASTM | DIN (W.Nr) | JIS | EN/ BS | GB |
5120 | 5120 | 1.7027 /21Cr4 | SCr420 | | 20Cr |
530M40 /5140 | 530M40 /5140 | 1.7035 /41Cr4 | SCr440 | | 40Cr |
5145 | 5145 | | Scr445 | | 45CR4 |
4118 | 4118 | 1.7243 /18CrMo4 | SCM418 / SCM420 | | 20CrMo |
4135 | 4130 | 1.7218 /25CrMo4 | SCM430 | 708A25/ 708M25 | 30CrMo |
4140 | 4140 | 1.7225 /42CrMo4 | SCM440 | EN19/ 709M40 | 42CrMo |
4340 | 4340 | 1.6582/ 34CrNiMo6 | SNCM 439/ SNCM8 | EN24/ 817M40 | 40CrNi2Mo |
8620 | 8620 | 1.6523/ 21NiCrMo2 | SNCM220 | 805M20 | 20CrNiMo |
CARBON STEEL |
20 | 1020 | C22. CK22 | S20C | EN3B /070M20 | 20 |
35 | 1035 | C35.CK35 | S35C | | 35 |
45 | 1045 | C45.CK45 | S45C | EN8D/C45E | 45 |
50 | 1050 | CK53 | S50C | EN9/070M55 | 50 |
Q355 | | S355J /ST52 | | EN14 | Q355 |
30Mn | 1030.1033 | | S30C | | 30Mn |
30Mn2 | 1330 | 30Mn5 | SMn433h | | 30Mn2 |
STAINLESS STEEL |
steel grades: 304, 304L, 316, 316L, 321, 410 430, 431, 2205, 2304, 2507. F53, F55 |


Q:What is your MOQ?
A:Our MOQ is usually 10 Tons,or mix material or sizes together one container.
Q:How long is your delivery time?
A:Generally it is about 40 days after confirm the order,if stock material and nomal sizes are right,They will be deliveried within 15 days.
Q:Do you provider samples?is it free or extra?
A:We could send you the samples,sample cost is according to actual material cost and transport fee should be paid by you.
Q:OEM is acceptable
A:Yes,we can produce according to your order ,or your drawings sketches,to do.
Q:What is your terms of payment?
A:We usually accept 30% T/T in advance.70% in the period of shipment.L/Cand other payment can negotiated.
Q:Why choose us?
A:Quality first is our faith,price is competitive,and we have worked in steel industrial more than 15 years,we have professional team and engineers can give technical support and service to meet your projects request.Welcome to visit us.