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If heating of steel parts structural member done by oxy cutting torch how to control heating temperature I.e how gas cutter can gauge how much heating has been done
plz hold slid for few time so that I can read it properly as it feels irritated flickering slides within microseconds
take English course
🙏🙏 boring and professor is has killer look😇
If heating of steel parts structural member done by oxy cutting torch how to control heating temperature I.e how gas cutter can gauge how much heating has been done
plz hold slid for few time so that I can read it properly as it feels irritated flickering slides within microseconds
take English course
🙏🙏 boring and professor is has killer look😇