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drill collar

离岸价格

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国:

China

モデル番号:

4145H Alloy steel

离岸价格:

（交渉可能） Get Latest Price

ロケーション:

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最低注文量:

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今すぐお問い合わせください

shanxi golden diamond petroleum drill tools co., ltd

China

無料会員

連絡先担当者 Ms. Carolline

china, Taiyuan, Shanxi

今すぐお問い合わせください

製品仕様

タイトルまたは説明

The drill collar is according to SY/T********7 and API **1 " Specification for
Rotary Drill Stem Elements" standard, the material uses AISI ***5H alloy

structural steel to carry on the deep hole processing, before thread and spiralgroove processing against the total cross-section to quenching and the temperingheat treatment. After thread examination qualified, and carries on cold rollingprocessing to the thread root and the slips, reduces the thread part fatigue failureto increase the drill collar service life.

国:	China
モデル番号:	4145H Alloy steel
离岸价格:	（交渉可能） Get Latest Price
ロケーション:	-
最低注文量の価格:	-
最低注文量:	-
パッケージの詳細:	-
納期:	-
供給能力:	-
支払いタイプ:	-
製品グループ :	-