Chemical fertilizers, referred to as
fertilizers. Fertilizers made by chemical and (or) physical methods containing
nutrients needed for the growth of one or more crops. Also known as inorganic
fertilizers, including nitrogen fertilizers, phosphate fertilizers, potassium
fertilizers, micro fertilizers, compound fertilizers, etc., can not be eaten.
They have some common characteristics:
simple composition, high nutrient content; Fast fat efficiency, fat vigorous;
Some fertilizers have acid-base reactions; Generally does not contain organic
matter, no role in soil modification and fertilizer. There are many types of
chemical fertilizers, and the properties and application methods vary greatly.
Fertilizers that contain only one nutrient content can be called unit fertilizers, such as nitrogen fertilizers, phosphate fertilizers, potassium fertilizers, and secondary macronumeric and trace element fertilizers. Fertilizers that contain two or three of the three nutrients of nitrogen, phosphorus and potassium and can indicate their content are called compound fertilizers or mixed fertilizers. The solubility of the effective components of a fertilizer in water is usually a measure of the effectiveness of a fertilizer. Grade is the main indicator of fertilizer quality, it refers to the percentage of effective nutrients or their oxides in fertilizer products, such as: nitrogen, phosphorus, potassium, calcium, sodium, manganese, sulfur, boron, copper, iron, molybdenum, zinc. Fertilizer Chemicals,Organic Fertilizer Chemicals,Inorganic Fertilizer, Fertilizer Industry WUHAN RUISUNNY CHEMICAL CO. LTD , https://www.ruisunny-chem.com
Material: Q195
Diameter: M6-M20
Length: 30-400MM
Package: 1000PCS/box, CTN and pallet
2.Specifications:
carbon steel Hex head lag wood screws DIN571Â
Product Description
 Item                                                    Wood screw
 Standard classification
 DIN571
 Size
 M6,M8,M10,M12,M14,M16,M18
 Length
 25mm-300mm
 Material
 Carbon steel,stainless steel
 Grade
 4.8
 Surface treatment
 ZP,YZP,Plain,Nickel plating
 Effect
 Rely on a nylon washer to play a locking action
 Trade Terms
 FOB,CFR,CIF
 Payment Terms
 T/T,L/C
 MQQ
 1 Metric ton
Â
3.Packaging & Delivery
Packaging Details:1000PCS/small box; 25boxes/carton; Or 25kg bulked in one outer carton; With or without palllets; Or by customer's request
Delivery Detail:35 days after receiving down payment
Finished : electro galvanized
Color:Â white zinc plated
4. Company profile:
Tianjin Lituo Imp&Exp Co., Ltd is the new star in fastener industry. Our popular products include: Common wire nail, concrete nail, umbrella head roofing nail, duplex nail, coil common nail, aluminium blind rivets, and wood screw, drywall screws, chipboard screws, self drilling screws, self tapping screws with hex head, pan head, etc.Â
We have clients all over the world, USA, Russia, Austrilia, Ukraine, UAE, South Africa, Brazil, Chile, Singapore, Malaysia etc, the list is endless. ''Quality'', ''Price'', ''Service'', and ''Credit'' are our core culture disciplines since the very beginning. We pride ourselves on quality, that is our best selling point.
We sincerely welcome all honest customers at home and abroad to cooperate with us, in the spirit of "mutual benefit and friendly communication" to create a brilliant future.
Welcome for your visit and inquiry soon! !
5.Contactions: Joy
1.Brief infos:
Material: Q195
Diameter: M6-M20
Length: 30-400MM
Package: 1000PCS/box, CTN and pallet
2.Specifications:
carbon steel Hex head lag wood screws DIN571Â
Product Description
 Item                                                    Wood screw
 Standard classification
 DIN571
 Size
 M6,M8,M10,M12,M14,M16,M18
 Length
 25mm-300mm
 Material
 Carbon steel,stainless steel
 Grade
 4.8
 Surface treatment
 ZP,YZP,Plain,Nickel plating
 Effect
 Rely on a nylon washer to play a locking action
 Trade Terms
 FOB,CFR,CIF
 Payment Terms
 T/T,L/C
 MQQ
 1 Metric ton
Â
3.Packaging & Delivery
Packaging Details:1000PCS/small box; 25boxes/carton; Or 25kg bulked in one outer carton; With or without palllets; Or by customer's request
Delivery Detail:35 days after receiving down payment
Finished : electro galvanized
Color:Â white zinc plated
4. Company profile:
Tianjin Lituo Imp&Exp Co., Ltd is the new star in fastener industry. Our popular products include: Common wire nail, concrete nail, umbrella head roofing nail, duplex nail, coil common nail, aluminium blind rivets, and wood screw, drywall screws, chipboard screws, self drilling screws, self tapping screws with hex head, pan head, etc.Â
We have clients all over the world, USA, Russia, Austrilia, Ukraine, UAE, South Africa, Brazil, Chile, Singapore, Malaysia etc, the list is endless. ''Quality'', ''Price'', ''Service'', and ''Credit'' are our core culture disciplines since the very beginning. We pride ourselves on quality, that is our best selling point.
We sincerely welcome all honest customers at home and abroad to cooperate with us, in the spirit of "mutual benefit and friendly communication" to create a brilliant future.
Welcome for your visit and inquiry soon! !
5.Contactions: Joy
Phosphate fertilizer, Nitrogen Fertilizer and potassium fertilizer are chemical fertilizers with large plant demand.
Q195 DIN571 Wood Screws/Eg. Hexagen Head Wood Screw
Model NO.: din571
Brand Name: Lituo Wood Screw
Material Type: Q195
Diameter: M6--M20
Length: 30--400mm
Surface Treatment: Galvanized Torx Wood Screw
Processing: Heat Treatment, Zinc Plated, Salt Spray Test
System of Measurement: Inch, Metric
Head Type: Hexagen Head
Certificate: Co, SGS
Type: Hexagon Head
Trademark: LITUO BRAND
Specification: SGS
Origin: Tianjin
HS Code: 731812009
Model NO.: din571
Brand Name: Lituo Wood Screw
Material Type: Q195
Diameter: M6--M20
Length: 30--400mm
Surface Treatment: Galvanized Torx Wood Screw
Processing: Heat Treatment, Zinc Plated, Salt Spray Test
System of Measurement: Inch, Metric
Head Type: Hexagen Head
Certificate: Co, SGS
Type: Hexagon Head
Trademark: LITUO BRAND
Specification: SGS
Origin: Tianjin
HS Code: 731812009
1.Brief infos: