| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SHJ 520-1991 | English | 879 |
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Technical specification for welding of croloy piping in petrochemical engineering
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SHJ 520-1991
| Obsolete |
SHJ 520-1991
|