| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 4216.1-1984 | English | RFQ |
ASK
|
3 days [Need to translate]
|
Nominal, test and service pressures for grey cast iron pipe flanges
| Obsolete |
GB/T 4216.1-1984
|