E tusa ai ma le faiga gaoioiga o lau pele e sili ona e fiafia i ai mate, e mafai ona vaevaeina flange uelo mafolafola i swing rolling, swing rotary forging, roll forging, cross wedge rolling, ring rolling, cross rolling, etc. Precision forging e mafai foi ona faaaoga i le swing rolling, swing rotary forging and ring rolling...
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