W1 Zinc Plated Steel Adjustable High Pressure European Type Heavy Duty Single Bolt Super Power Unitary Hose Clamp for Automotive, 44-47mm

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Product Description

📋 Basic Info.
Model NO.
QL03A4447
Connection
Hose Clamp
Surface Treatment
Galvanized Sheet
Head Type
Round
Product Name
Single Bolt Hose Clamp
Type
Heavy Duty Hose Clamp
Scope of Application
Auto Parts
Certification
ISO/TUV/BSCI/IATF
Transport Package
Plastic Bag Carton
Specification
44-47mm
HS Code
732690
Production Capacity
10000 PCS/Day
🛠️ Product Description
QL03 (Unitary clamp) Specifications
Size mm Screw W1 W2 & W4 & W5 Suggested Torque PCS/Carton
Item No. Bandwidth Item No. Bandwidth
17-19 M5×40 QL03A1719 0.6×18 QL03B1719 QL03D1719 0.6×18 4.5Nm 200
20-22 M5×40 QL03A2022 QL03B2022 QL03D2022 200
23-25 M5×40 QL03A2325 QL03B2325 QL03D2325 200
26-28 M5×40 QL03A2628 QL03B2628 QL03D2628 200
29-31 M6×55 QL03A2931 0.8×20 QL03B2931 QL03D2931 0.6×20 9Nm 200
32-35 M6×55 QL03A3235 QL03B3235 QL03D3235 200
36-39 M6×55 QL03A3639 QL03B3639 QL03D3639 200
40-43 M6×55 QL03A4043 QL03B4043 QL03D4043 100
44-47 M6×55 QL03A4447 1.2×22 QL03B4447 QL03D4447 0.8×22 100
48-51 M6×55 QL03A4851 QL03B4851 QL03D4851 100
52-55 M6×55 QL03A5255 QL03B5255 QL03D5255 100
56-59 M6×55 QL03A5659 QL03B5659 QL03D5659 100
60-63 M6×55 QL03A6063 QL03B6063 QL03D6063 100
Material Band Bridge Trunnion Sleeving Bolt
W1 Zinc plated steel Zinc plated steel Zinc plated steel Zinc plated steel Zinc plated steel
W2 AISI 430SS AISI 430SS Zinc plated steel Zinc plated steel Zinc plated steel
W4 AISI 301ss/304ss AISI 301ss/304ss AISI 301ss/304ss AISI 301ss/304ss A2-70
W5 AISI 316SS AISI 316SS AISI 316SS AISI 316SS A4-70
🖼️ Product Gallery
FAQ
Q1: What are the main applications for these heavy-duty hose clamps? A: These clamps are primarily used in the automotive industry for high-pressure applications, including auto parts and industrial hose connections where a secure, heavy-duty seal is required.
Q2: What materials are available for the QL03 series? A: We offer four material grades: W1 (Zinc plated steel), W2 (AISI 430SS band/bridge), W4 (AISI 304SS), and W5 (AISI 316SS) to suit different corrosive environments.
Q3: What is the recommended installation torque for a 44-47mm clamp? A: For the 44-47mm size (M6 screw), the suggested installation torque is 9Nm to ensure optimal sealing performance.
Q4: Are these products certified for quality? A: Yes, our production processes and products are certified under ISO, TUV, BSCI, and IATF standards, ensuring international quality compliance.
Q5: Can these clamps handle high-pressure scenarios? A: Yes, the "Super Power Unitary" design with a single bolt is specifically engineered for high-pressure European-type heavy-duty requirements.
Q6: What is the daily production capacity for these clamps? A: We maintain a production capacity of approximately 10,000 pieces per day to meet large-scale industrial demands.

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