| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 12381.4-1990 | English | RFQ |
ASK
|
Days<=3
|
Hubbed screwed ductile iron pipe flanges with raised face for PN 4. 0 MPa (40bar)
|
GB/T 12381.4-1990
| Obsolete |
GB/T 12381.4-1990
|