10 1/4인치 10 1/2′′ Tricones 비트 637 시리즈

• 유형: Drill Bit
• 자료: Alloy Steel, Tungsten Carbide
• 모델 번호: 스틸 이빨 비트, TCI 비트
• 인증: API 및 ISO
• 베어링 유형: 씰링된 베어링 및 비씰링 베어링
• 적절한 형태: 부드럽고, 중간, 딱딱하고, 중간 정도의 단단함, 매우 딱딱함
• 모델 번호.: 637 code
• 색상: 파란색 또는 빨간색
• iadc 코드: 114~837
• 운송 패키지: Wooden Case
• 등록상표: HJ
• 원산지: China
• 생산 능력: 500

제품 설명

10 quarter inch 11 /2 '' Tricones bit 637 series

Available sizes: From nine /8 to 30 "


Bearing type: sealed bearing AND non-sealed bearing
metal sealed journal bearing
rubber sealed journal bearing
cutting structure: The back cone AND the teeth all surface is are hardfaced strengthening, improved steel tooth shape AND welding materials and showing teeth higher
Application formation: Soft with low compressive strength AND high drillability, such As shale, clay and salt bed AND etc

IADC		437	517	537	617	637	737
WOB	KN/mm (bit dia.)	0.5-0.75	0.5-0.85	0.5-0.85	0.55-0.85	0.55-0.85	0.55-0.85
	Lb/in (bit dia.)	2860-4280	2860-4860	2860-4860	3140-4860	3140-4860	3140-4860
	r.p.m	70-45	70-45	70-45	70-45	60-40	60-40