Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
YB 9237-1991 | English | RFQ |
ASK
|
3 days [Need to translate]
|
(Pre-tensioned prestressed concrete pile centrifugal production technical regulations)
| Obsolete |
YB 9237-1991
|