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Harbin 55 inch taper pipe thread ZG1/81/43/81/25/83/41"

price:USD$38.80
discount 70% in 2018-09-19 to 2018-09-21
price: USD$ 27.16
freight :USD$18.00,(Express)
freight :USD$7.00,(Postal parcel)
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Sellers promotionActivity date: 2016-01-1921:37-2017-02-1410:57
Single order full 150 elementFree shipping(non postal areas: Tibet, Xinjiang, Taiwan, Hongkong, Macao, overseas)

Standard description:

GZZG are the old standard and the most commonly used standard.

RCNPT is a new standard and taps are more precise.

If the standard is fuzzy, RC=ZGNPT=Z can be converted equally.

ZNPT two taps are tapered

[scope of application]:Both die, is a thread machining tool processing or modified external thread. The circular plate tooth is equivalent to a nut with high hardness, and a plurality of chip holes are arranged around the screw hole, and the cutting cone is usually worn at both ends of the screw hole.                                                        Introduction to product knowledge:The circular plate tooth is equivalent to a nut with high hardness, and a plurality of chip holes are arranged around the screw hole, and the cutting cone is usually worn at both ends of the screw hole. Die by shape and purpose into the round die, die, die angle and six square tube die (see figure type die). Among them, the circular tooth is the most widely used, and the specifications range from M0.25 to M68 mm. When the thread processing the size out of tolerance, can die adjustment on the groove cut, in order to adjust the thread diameter. The die can be installed in diestock by manual thread processing, also can be mounted on the die frame used in machine tools. Thread precision machined die is low, but due to the simple structure and convenient use, in single and small batch production and repair is still widely used in die