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Apr 21, 2026

LV3 vs LV4 Self Drilling Screws: Hpyen n-gun, bungli galaw ai lam hte manu jahpu hta tatut jai lang mai ai shai hkat ai lam ni

LV3 hte LV4 hpe tinang hkrai htu ai screw ni hpe tengman ai jai lang ai lam hta chye na na matu

Contractor ni hte garan gachyan ai ni kaw na san ai lam law law hta, ga san langai mi matut nna pru wa ai:
"Ndai bungli masing a matu LV3 (sh) LV4 hpe lang ra na kun?"

Laika ntsa e, shai hkat ai lam gaw asan sha rai nga ai. Tatut hta, install galaw ai alawan ai lam, hkrat sum ai lam, bungli masing yawng a manu hpe hkrak hkra machyi shangun ai.

Self drilling screw ni hpe gaw, shawng-htu ai lam n galaw ai sha, n-gang hpe htu na matu galaw da ai, raitim, htu ai shara yawng gaw, n-gun n-gun npu hta maren sha n galaw ai. LV3 hte LV4 hpe laksan hku nna, htu shaw ai atsam madang - hpe tsun dan na matu lang ma ai, kaga ga hku tsun ga nga yang, -site hta screw gaw kade daram steel thickness hpe teng sha hkam sharang lu ai hpe tsun dan na matu lang ma ai.

lv3-self-drilling-screw-application-steel.jpg

LV3 Screws ni gaw teng sha kaja ai hku galaw ai kun?

LV3 self drilling screw ni hpe grai lang ai gaw manu hte bungli galaw ai lam hpe rap ra hkra galaw ya ai majaw re.

Law malawng hta, shanhte gaw:

Nhtoi shadawn ai n-gang

Drywall npawt nhpang hkrang ni

Laika man-de-laika man matut mahkai lam ni

Teng sha lang ai kaw nna, LV3 gaw n-gang n-gun n-gun n-gun n-gun n-gun n-gun n-gun n-gun (moderate range) kata kaw sha nga ai shaloi kam mai ai hku galaw lu ai. Installers ni gaw grai n-gun n rawng ai sha, n-gun n rawng ai sha, n-gun rawng ai hku htu lu nna, tool wear mung n law ai.

Raitim, n-gang grau htum wa ai shaloi, shadawn sharam ai lam ni hpe madun hpang wa ai:

Hka htung htu ai aten grai law wa ai

Tip kaw katsi ai gaw hpawng de wa ai

Tip wan hkru ai (sh) hkrat sum na hkrit tsang lam law wa ai

lv4-self-drilling-screw-heavy-duty-use.jpg

LV4 gaw teng sha shai hkat ai lam hpe gara kaw galaw ai

LV4 screws ni gaw "grau n-gun ja ai version" - sha n rai, kaga bungli galaw ai masa a matu galaw da ai re.

Shanhte hpe laksan lang ai shaloi:

Hpyen n-gun gaw nhtoi shadawn shadang hta jan mat ai

Structural matut mahkai lam ni lawm ai

Nta ntsa hpe grau htum ai purlins ni hta ngang ngang jum da ai

Madung shai hkat ai lam gaw, ngang kang ai lam sha n-ga, ninghkap ai lam npu hta htu shaw ai atsam mung rai nga ai. Teng sha installation galaw ai shara ni hta, LV4 gaw grai n-gun ra ai hpe shayawm ya nna, n-gun n rawng ai (sh) n hkum tsup ai hku shang wa ai hpe shayawm ya ai.

Contractor ni a matu, ndai gaw law law lang ga gale ai:

Lawan ai hku install galaw ai aten

Hten run ai lam yawm ai

Grau nna tau hkrau chye lu ai hkrang shapraw ai lam

self-drilling-screw-drill-point-comparison.jpg

Steel Thickness: Teng sha dawdan ai lam

LV3 vs LV4 hpe sha label hku nna myit maju jung na malai, mahkrum madup nga ai mari ai ni gaw ga san langai hte sha hpang chye ma ai:

"Anhte bungli galaw nga ai steel thickness majing gaw kade daram rai kun?"

Kalang lang ginra mahkrum madup hku nna:

LV3 → gaw grau n-gun n rawng ai n-gang daw ni a matu kaja ai hku bungli galaw ai (drywall hte light framing hta lang ai)

LV4 → grau htum ai n-gang (sh) law law -layer hpe gyit da ai shaloi grau ra sharawng ai

Ndai kaw shut ai grade hpe lata ai kaw nna manghkang law malawng byin hpang wa ai.

lv3-vs-lv4-drilling-performance-test.jpg

Manu jahpu hte bungli galaw ai lam: Mari ai ni law law shut ai hku sawn la ai shara

Shawng ningnan yu yang, LV3 gaw manu n law ai majaw galoi mung grau tsawm ai zawn rai nga ai.

Raitim, grau htum ai n-gang lawm ai bungli masing ni hta, LV3 hpe lang ai gaw:

Lawan ai hku install galaw ai

Bungli galaw masha manu grau tsaw ai

Screw lang ai lam law wa ai (hten run ai majaw)

Dai hte nhtan shai ai hku nna, LV4 gaw unit manu grau tsaw ai rai tim, kaja ai masa hta jai lang ai shaloi, bungli masing yawng a manu hpe shayawm ya chye ai.

Ndai lam a majaw, mahkrum madup nga ai dut shabra ai ni hte garan gachyan ai ni law law gaw, LV3 hpe npawt nhpang lang na matu naw tawn da ai sha, nta npawt nhpang (sh) nta ntsa gap na matu LV4 de loi loi hte galai shai wa ai.

roofing-screw-installation-on-steel-purlin.jpg

Lata Na Grau Tatut Mai Ai Lam

"Gara gaw grau kaja ai kun?" ngu san na malai, grau akyu rawng ai ladat gaw:

Efficiency hte manu jahpu hpe rap ra hkra galaw ra ai shara hta LV3 hpe lang u

LV4 hpe bungli galaw ai lam hte kam hpa mai ai lam ahkyak ai shara hta lang u .

Project hta n teng n man ai lam ni lawm yang (mixed thickness, grau ja ai n-gang) LV4 gaw grau shim ai lata la ai lam rai nga ai.

construction-fastening-self-drilling-screws.jpg

Hpang jahtum myit ai lam

LV3 hte LV4 gaw shingjawng hkat ai arung arai n re - bungli masa n bung ai ni a matu galaw da ai re.

Langai hte langai gara kaw kaja dik htum galaw lu ai hpe chye na ai gaw, drill point hkrat sum ai, n-gun n rawng ai, n ra ai sha manu jahpu jat ai zawn re ai manghkang ni hpe koi lu na matu karum ya lu ai.

Distributor ni hte project supplier ni a matu, lata la mai ai lam lahkawng yan hpe lu ai gaw, tatut galaw mai ai ladat law law rai nga ai.

San sagawn ai lam hpe sa dat u