ZOOMRY
ZOOMRY manufactures belt conveyor systems and conveyor components using materials that comply with international standards — GB (Chinese), ASTM (American), and JIS (Japanese). The table below provides a comprehensive material grade cross-reference for carbon steel, alloy steel, stainless steel, wear-resistant steel, castings, forgings, pipes, and fasteners used in mining, cement, and industrial bulk material handling equipment.
Material Design Codes Cross-Reference Table
| Description | GB (China) | ASTM (USA) | JIS (Japan) | Remark |
|---|---|---|---|---|
| Carbon Steel | Q235B | A36 | SS41 (SS400) | General structural steel |
| Carbon Steel for Machine Structural | 20 | A1020 | S20C |
|
| 45 | A1045 | S45C | Shafts, pulley shafts | |
| Alloy Steel (Chromium Molybdenum) | — | A4140 | SCM440 | 42CrMo equivalent |
| Q345 | A573 Gr.70 | SM490 | Structural alloy | |
| Q345B | A992 | SM490 | Steel structure | |
| 40Cr | A5140 | SCr440 | High-strength bolts | |
| — | A534-B20 | — | 18CrNiMo7-6 (EN10084) | |
| Wear-Resistant Steel | NM400 | AR400 | AR400 | Chute liners, hopper plates |
| Stainless Steel | 0Cr18Ni9 | A276-304 | SUS304 | General corrosion-resistant |
| 00Cr17Ni14Mo2 | A276-316 | SUS316 | Marine/chemical environments | |
| Gray Iron Castings | HT150 | A48-CL25 | FC15 |
|
| HT200 | A48-CL30 | FC20 | Bearing housings | |
| HT250 | A48-CL35 | FC25 | Idler bearing housings | |
| Ductile Iron Castings | QT400-18 | A536-60-40-18 | FCD40 |
|
| Carbon Steel Castings | ZG200-400 | A67-27-30 | SC42 |
|
| ZG230-450H | LCB | SC450 | Low-temp service | |
| ZG310-570 | 80-40 | SCC5 |
|
|
| Cast Steel | GB/T 12229 WCB | A216 Gr.WCB | SCPH2 | Valve bodies |
| Forged Steel | 45 | A105 | SF45A | Flanges, pulley hubs |
| Carbon Steel Pipes (Ordinary) | Q235B | A53-Gr.F | SGP | Conveyor roller tubes |
| Carbon Steel Pipes (Pressure) | 20 | A53-Gr.B | STPG38 / STPG410 |
|
| Stainless Steel Pipes | 0Cr18Ni10 | A312-TP304 | SUS304-TP |
|
| 0Cr17Ni13Mo2 | A312-TP316 | SUS316-TP | Salt/chemical service | |
| Bolt and Nut | Q235B (4.8) | A36 | F4T(4.8) / SS41 | General purpose |
| 35/45 (8.8) | A325 | F8T(8.8) S45C | Structural connections | |
| 40Cr (10.9) | A490 | F10T(10.9) SC440 | High-strength | |
| Anchor Bolt | Q345B | A307 / F1554 | — | Foundation bolts |
Related Equipment
Steel Structure
Q345B structural steel — corrosion-protected trusses, stringers, and support frames.
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