Menu

Xiaogan Hubei Zippers Final QC Check Service

Key Inspection Processes for Zippers Visual Inspection Check for consistent color, finish, and surface defects (scratches, dents, or discoloration). Verify alignment of teeth/slider and ensure no missing or misaligned elements. Functionality Test Test the slider’s smooth movement up and down (no jamming or stiffness). Ensure the zipper locks properly (if applicable) and stays closed under slight tension. Strength Testing Pull Test: Apply force to the zipper tape and teeth…

Read More

PIR Foam Factory Inspection Quality QC Check in Tongren, Guizhou

Factory Quality Inspection for PIR Foam in Tongren, Guizhou; Randomly Selected Samples: The purpose of this inspection is to ensure that the products meet the specified standards and requirements before they are approved for shipment or use. AQL sampling inspection is a statistical method that randomly selects a small number of products (samples) from a batch of products for inspection to determine whether the batch of products are qualified. Product…

Read More

Shangqiu Henan carbon filter QC Service inspection check

Carbon Filter Inspection Process Regular inspection of carbon filters is essential to ensure optimal performance, longevity, and safety in air/water purification systems. Below is a step-by-step inspection process: 1. Pre-Inspection Preparation Review Manufacturer Guidelines: Check the recommended inspection frequency and procedures. Safety Measures: Turn off and isolate the system (for HVAC, water filters, etc.). Wear PPE (gloves, mask, goggles) if handling spent carbon. Tools Needed: Flashlight Pressure gauge (for…

Read More

Pneumatic Rubber Fender Final Inspection Service in Chengdu

Pneumatic Rubber Fender Inspection Key Points Pneumatic rubber fenders are critical for ship berthing and mooring operations, absorbing impact energy to protect vessels and port structures. Regular inspections ensure their reliability and longevity. Below are the key inspection points: 1. Visual Inspection Surface Condition: Check for cuts, cracks, abrasions, bulges, or deformations. Seam Integrity: Inspect bonding seams for separation or weakening. Abrasion & Wear: Look for excessive wear, especially…

Read More

Joint Reducer Quality Inspection Service in Xinyu City, Jiangxi Province

QC check process for Joint Reducer in Xinyu City, Jiangxi Province; Randomly Selected Samples: AQL sampling inspection is a statistical method that randomly selects a small number of products (samples) from a batch of products for inspection to determine whether the batch of products are qualified. Product quality inspection; Product workmanship, color, specifications, function, barcode, coating etc will be checked based on customer’s requirements. Measured data(Product size,Outer Carton size) Special test…

Read More

Safety Window Film AQL quality inspection check in Hanchuan Hubei

PSI process for Safety Window film; Randomly Selected Samples: AQL sampling inspection is a statistical method that randomly selects a small number of products (samples) from a batch of products for inspection to determine whether the batch of products are qualified. Product quality inspection; Product workmanship, color, specifications, function, barcode, etc will be checked based on customer’s requirements Measured data(Product size,Outer Carton size) Special test for Safety Window Film Packing…

Read More

wuxi qc inspection check of Aluminum Tread Plate in jiangsu

Aluminum Plate Inspection Process1. Pre-Inspection Preparation Review Requirements: Confirm specifications (thickness, alloy, surface treatment, tolerances, etc.) against the contract or technical agreement. Reference standards: GB/T (China), ASTM (USA), EN (Europe), or customer-specific requirements. Sampling Plan: Follow AQL (Acceptable Quality Level) standards (e.g., AQL 1.0/2.5 per ISO 2859-1 or customer request). Tools Preparation: Micrometer, caliper, hardness tester, gloss meter, coating thickness gauge, etc. 2. Visual Inspection Surface Quality: Check for…

Read More

Dazhou Sichuang Electrical Sockets Pre-shipment inspection

The key inspection processes for electrical sockets Critical Inspection Processes for Electrical Sockets Documentation Verification Check compliance certificates (e.g., UL, CE, TUV, RoHS) Review product specifications against purchase order requirements Confirm packaging/labeling accuracy (voltage/current ratings, warnings) Visual Inspection Housing integrity: No cracks, deformations, or sharp edges Contact slots: Proper shape/size (e.g., NEMA 5-15, BS 1363, etc.) Color consistency and surface finish quality Correct branding/marking permanence Dimensional & Mechanical Checks…

Read More

Eyewash stations Final QC inspection in Maoming GuangDong

Eyewash Stations Inspection Process and Key Points Eyewash stations are critical safety devices designed to provide immediate decontamination in case of chemical exposure to the eyes or face. Regular inspections ensure they function correctly when needed. Below is a detailed inspection process and key points to check. 1. Inspection Frequency Weekly: Basic functionality check (mandatory per ANSI Z358.1 standard). Monthly: More thorough inspection (including water flow and cleanliness). Annually:…

Read More