Wallets & Holders

Brand Name:YONGBIAO

Model Number:Cross Tapping Screw

Place of Origin:China

GB12 Square Neck Screws A screw is a mechanical part, a fastener with threads, usually consisting of a head and a screw. The screw has threads, and by rotating the screw, it can be screwed into the workpiece to achieve the function of fastening or ...

Brand Name:YB

Model Number:DIN928

Place of Origin:ZheJiang,China

Plain Square Welding Nut DIN928 Carbon Steel Weld Nut Product Description Standard:DIN928 Our 304 stainless steel wheel nuts are premium automotive fastening components engineered for exceptional corrosion resistance, durability, and safety—designed to ...

Brand Name:YONGBIAO

Model Number:Cross Tapping Screw

Place of Origin:China

A2 A4 Stainless Steel Countersunk Self Tapping Screws DIN 7982 DIN 7982 standard specifies metric self-tapping screws with countersunk head and cross recess drive (Phillips or Pozidriv). These screws are engineered to form or cut matching threads when ...

Brand Name:YONGBIAO

Model Number:Cross Tapping Screw

Place of Origin:China

OEM GB/T 820 Cross Recessed Raised Countersunk Head Bolts Stainless Steel GB/T 820 Cross Recessed Raised Countersunk Head Screws are designed for applications requiring a smooth surface finish with a slightly protruding head for enhanced aesthetic and ...

Model Number:Cross Tapping Screw

Place of Origin:China

Brand Name:YONGBIAO

DIN25201 Double Stack Self Locking Wedge Lock Washer The DIN25201 Double Stack Self Locking Wedge Lock Washer is an advanced fastening solution engineered to prevent bolt and nut loosening under extreme vibration and dynamic load conditions. Unlike ...

Model Number:Cross Tapping Screw

Place of Origin:China

Brand Name:YONGBIAO

GB37 T Slot Bolt for Machine Tools GB37 T-slot bolts are precision-engineered fasteners designed in accordance with Chinese National Standard GB/T 37-1988. Featuring a T-shaped head that embeds securely into T-slots, these bolts provide strong, non-...

Model Number:washer

Brand Name:YONGBIAO

Place of Origin:China

Stainless Steel DIN137 Saddle Spring Washer SS304 A2 Type A Curved Lock Washer for Anti-Loosening Applications Product Overview The DIN137 Saddle Spring Washer (also known as Curved Spring Washer or Domed Spring Washer) is a high-quality German-standard ...

Brand Name:SiChun HongJian

Model Number:Ammonium persulphate

Place of Origin:China

‌Product Name‌ Ammonium Persulfate (APS) / Ammonium Peroxodisulfate ‌Chemical Formula‌ (NH₄)₂S₂O₈ ‌CAS Number‌ 7727-54-0 ‌Key Properties‌ ‌Physical Form‌: White crystalline powder or colorless monoclinic crystals, sometimes with a light green tint. ‌...

Brand Name:SiChun HongJian

Model Number:Ammonium persulfate

Place of Origin:China

Ammonium Persulfate (APS) - Professional Oxidizer Solution Product Details Chemical Properties: Formula: (NH₄)₂S₂O₈ CAS: 7727-54-0 MW: 228.20 g/mol Appearance: White crystalline powder Solubility: Freely soluble in water (~58g/100ml at 20°C) Product Grades...

Brand Name:SiChun HongJian

Model Number:Ammonium Chloride

Place of Origin:China

Agricultural Ammonium Chloride Fertilizer NH₄Cl 25% Nitrogen Product Introduction Agricultural-grade ammonium chloride is a high-efficiency nitrogen fertilizer with ≥25% nitrogen content and essential chlorine for crops. It dissolves rapidly, provides long...

Brand Name:SiChun HongJian

Model Number:Calcium chloride

Place of Origin:China

Anhydrous Calcium Chloride 94% Industrial Grade 25kg Bag Product Overview Our Calcium Chloride (CaCl₂) is a versatile inorganic compound available in anhydrous and dihydrate forms. With exceptional hygroscopic properties and high solubility, it serves ...

Brand Name:SiChun HongJian

Model Number:Potassium formate

Place of Origin:China

Potassium Formate Product Details Product Introduction Potassium Formate is an efficient and eco-friendly organic salt appearing as white crystalline powder with excellent water solubility. Our high-purity (≥98%) product contains no heavy metals, serving...

Brand Name:SiChun HongJian

Model Number:Ammonium Sulfate

Place of Origin:China

Ammonium Sulfate (NH₄)₂SO₄ 99% Purity Water Treatment Agent Ammonium Sulfate is an important nitrogen-sulfur compound fertilizer and industrial raw material, renowned for its efficient nutrient supply, excellent chemical stability, and physical properties...

Brand Name:SiChun HongJian

Model Number:Talcum powder

Place of Origin:China

Talc powder, primarily composed of hydrous magnesium silicate (3MgO·4SiO₂·H₂O), is a natural layered silicate mineral. This product appears as a white or off-white fine powder, soft to the touch, possessing unique physicochemical properties including ...

Brand Name:SiChun HongJian

Model Number:Zinc Chloride

Place of Origin:China

Zinc Sulfate Monohydrate 99% A high-purity zinc sulfate compound available as white crystalline powder or granules, serving as an essential zinc source for animal nutrition, agricultural fertilization, water treatment, and industrial applications. Product ...

Brand Name:SiChun HongJian

Model Number:Sodium acetate anhydrous

Place of Origin:China

Sodium Acetate Anhydrous - pH Buffer Solution, Concrete Additive, Heat Storage Material Sodium acetate anhydrous (CH₃COONa) is a white crystalline powder or granular material with minimal odor. This versatile organic acid salt features unique properties ...

Brand Name:SiChun HongJian

Model Number:Sodium Sulfate, Anhydrous

Place of Origin:China

Sodium Sulfate Anhydrous 99% | Detergent Builder & Textile Auxiliary Agent Product Specifications Chemical Formula Na₂SO₄ Molecular Weight 142.042 g/mol CAS Number 7757-82-6 EINECS Number 231-820-9 Purity 99% Appearance White, odorless, bitter crystal or ...

Brand Name:SiChun HongJian

Model Number:Ammonium persulfate

Place of Origin:China

Ammonium Persulfate 99% - PCB Etchant, Polymerization Initiator & Oxidizing Agent Ammonium persulfate, with the chemical formula (NH₄)₂S₂O₈, is a strong oxidizing agent and efficient persulfate salt. This high-purity (99%) white crystalline powder or ...

Brand Name:SiChun HongJian

Model Number:Sodium Sulfate, Anhydrous

Place of Origin:China

Sodium Sulfate Anhydrous 99% | Detergent Builder & Papermaking Agent Sodium Sulfate Anhydrous 99% is a premium-grade inorganic compound essential for industrial manufacturing processes. This free-flowing white crystalline powder serves as a critical raw ...

Brand Name:SiChun HongJian

Model Number:Barium Sulphate Precipitated

Place of Origin:China

Product Description Our Precipitated Barium Sulfate (BaSO₄) is a high-purity, ultra-fine white powder widely used in coatings, plastics, rubber, and other industrial applications. With excellent chemical stability, high whiteness, and superior dispersion...