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Ðͺйæ¸ñ ¹¤×÷ѹÁ¦ ÄÚ¾¶ ÖØÁ¿ ³¤¶È MPa mm g/m m 16 25 1.6 25 120 15-100 16 40 1.6 38 160 15-100 16 45 1.6 45 185 15-100 16 50 1.6 51 210 15-100 16 65 1.6 63.5 270 15-100 16 70 1.6 70 310 15-100 16 80 1.6 76 350 20-30 16 90 1.6 89 425 20-30
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