| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 12381.2-1990 | English | RFQ |
ASK
|
3 days [Need to translate]
|
Hubbed screwed ductile iron pipe flanges with raised face for PN 2. 0 MPa (20bar)
| Obsolete |
GB/T 12381.2-1990
|