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HB/Z 5126-1979 Heat treatment of wrought aluminum alloy
Issued on: 1980-09-15   Implemented on: 1980-6-1 Price(USD): Delivery: via email in business day

GB/T 2022-1980 Test method for heat of hydration of cement(adiabatic method)
Issued on: 1980-09-27   Implemented on: 1981-1-1 Price(USD): 90.0 Delivery: via email in 1~3 business day

JJG 61-1980 Verification Regulation of Square
Issued on: 1980-09-30   Implemented on: 1981-3-1 Price(USD): 730.0 Delivery: via email in 1~3 business day

Totally 4 standards related
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