List of ASTM Materials for Buttwelding Fittings

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Sr.NumberTitle
1A234Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature Service.
2A420Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service.
3A403 Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings.