forged gears 18CrNiMo7-6 with CCS certificated
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Basic Info
Product Description
Product Description
Basic Specification
| Material | 18CrNiMo7-6 |
|---|---|
| Standard Or Nonstandard | Standard |
| Material | Steel |
| Category | Ring Gears |
| Processing | Forging |
| Tooth Profile | Helical Gear |
Detail Description
| Type | Gear Ring |
| Material | 18CrNiMo7-6 |
| Main production process | forged + heat treatment + rough machining + finish machining |
| Standards | ASTM, ASME, DIN, JIS, ISO, BS, API, EN |
| Delivery Status | N + T (Normalizing + Tempering) |
Chemical analysis of steel:
| Steel grade | C | Mn | Si | S | P | Cr | Ni | Mo | Al |
| 0.15-0.20 | 0.50-0.70 | ≤0.40 | ≤0.010 | ≤0.020 | 1.60-1.80 | 1.50-1.70 | 0.30-0.35 | 0.020-0.050 | |
| 0.17 | 0.62 | 0.30 | 0.003 | 0.018 | 1.70 | 1.56 | 0.32 | 0.040 | |
|
18CrNiMo7-6 +HH |
Sb | Ca | N2 | O2 | H2 | Cu | Sn | V | Ti |
| ≤0.005 | ≤ 0.0015 | 0.009-0.015 | ≤0.002 | ≤2.0ppm | ≤0.25 | ≤0.03 | ≤0.03 | ≤0.005 | |
| 0.001 | 0.0001 | 0.009 | 0.0016 | 1.3 | 0.06 | 0.001 | 0.010 | 0.001 |
Mechanical Properties：
| Test t, °C | Re Yield strength,N/mm2 | Rm Tensile strength,N/mm2 | Specific elongation A5,% | Reduction, Z5, % |
Hardness (HB) | Impact energy, KV +20°C ,J | ||||
| +20 | ≥785 | 980-1325 | ≥10 | ≥35 | (140-207) | Average min40 | ||||
| +20 | 1120 | 1320 | 15.2 | 55.5 | 162 | 168 | 84 | 68 | 65 |
Certification:CCS,TUV,GL,BV,DNV, RINA
Production Equipment: IF furnace, 50 EBT Electric arc furnace, LF refining furnace, 60T（VD/VOD),VC Pouring System, Dedusting system,
Production process flow:
Additional Information
| Payment Terms | L/C, T/T, D/P, Others |
|---|---|
| Minimum Order | 50 tons |
| Lead Time / Delivery Time | 60 Day(s) |
| Sample Available | NO |
| Delivery Details | According to customer\'s request. |
| Loading Info | By sea. |
| Packing Info | According to per customer\'s request. |
| Target Market(s) | Africa(except Middle East), Eastern Europe, Hong Kong/ Macao/ Taiwan, Japan & Korea, Latin America, Mainland China, Middle East, North America, Northern Europe, Oceania, Central & Southern Asia, Southeast Asia, Western & Southern Europe |
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